bitcoin_mining_grafikkarte

Bitmain Antminer S9 Review

14 TH/s

Very efficient at

0.1 Joule per GH/s

• High cost at

$2100 (USD)

Power supply sold separately (adding another $170 – $200)

AntMiner S9: Game Changer for Hobbyist Miners?

Difficulty has nearly tripled since then, climbing from520,569,941GH/s to the current record high of 1,426,731,353 GH/s.

This peak was reached on May 24 th 2016. Such tremendous growth has been spurred by major investment into Bitcoin mining technology and operations.

While such growth is impressive, making Bitcoin the world’s most powerful computing network by far, one unintended consequence of such rapid growth has been increased centralisation.

Profits have accumulated where mining is most profitable (China), with the result that several competing operations (eg. KNC) have been forced out the industry.

We have tried to calculate the amount of money that the Chinese have invested in mining, we estimate it to be in the hundreds of millions of dollars. Even with free electricity we cannot see how they will ever get this money back. Either they don’t know what they are doing, but that is not very likely at this scale or they have some secret advantage that we don’t know about. – Sam Cole, KNC CEO

The same Chinese competitive advantage has been doubly effective at squeezing the profit-dependent hobbyist miner from the market.

At this stage, most home or office miners aren’t hashing to earn money but rather to support the network, aid decentralisation and possibly even to heat space.

With the block reward halving looming, the profitability of all but the most efficient operations will likely be challenged.

Given that profits derived from the current generation of mining hardware are dwindling and will likely reach negative returns post-halving:

Can the new S9 change the game for smaller and hobby miners and restore their lost profitability?

Note: Before you buy an Antminer S9 make sure you already have Bitcoin mining software and a Bitcoin mining pool.

The first batch of S9s will be available for order directly from Bitmain from the 12 th of June.

At $2100 on Amazon, the S9 is far from cheap. However, the lower your electricity costs, the better your odds of the miner paying for itself within a reasonable timeframe.

Naturally, much depends on the Difficulty and Bitcoin price.

As smaller manufacturing processes become standard across the industry and as other manufacturers release competing hardware, the S9’s price can be expected to fall appreciably over the coming months.

Bi Wang is launching its 14nm chips sometime in winter 2016 and BitFury’s own 16nm architecture hardware, promising fantastic power efficiency at 0.06 J/GH, is also reported to be coming soon.

Judging value in this space is a complicated exercise, although it would appear that nothing vastly technologically-superior to the S9 is likely to be released in the near future.

The release cycle of a new generation of mining hardware every few months is likely to decelerate from this point on, as manufacturers have transitioned to cutting-edge 16 and 14nm designs.

Best Bitcoin Mining Hardware for 2018 – Bitcoin Miner Reviews

The following page reviews the best hardware available today in order to make some sort of a profit with Bitcoin mining.

If you’re completely new to Bitcoin mining please read our “Is Bitcoin mining still profitable?” post before moving on. It will give you a good idea about the profitability of mining and will make you think twice before entering this very competitive niche.

If however, you are aware of the competitive nature of Bitcoin mining and still want to get in the game, here you will be able to find the best Bitcoin mining hardware available. The good news is that there are not many mining hardware companies left that make ASIC miners so choosing will probably be easy. That’s also the bad news. Even though many websites state long lists of Bitcoin mining hardware, only a handful of mining rigs can deal with the rising Bitcoin mining difficulty that’s out there these day.

How to compare Bitcoin miners

Below is a side by side comparison of all relevant miners. Underneath the table you’ll be able to see a summarized review of each of the miners. Keep in mind that in order to see how profitable you can be with any Bitcoin miner you’ll need to use a Bitcoin mining calculator based on your electricity cost, the Bitcoin exchange rate and the increase in difficulty throughout time. Since not all of these variables are known you will have to guess some as best as you can.

Select miner

AntMiner S9

Antminer R4

Antminer T9

AntMiner S7

AntMiner S5

Antrouter R1

Use our basic Bitcoin mining calculator to help you compare miners

Antminer S5 Bitcoin Miner Summarized Review

The Antminer S5 is the entry level Bitcoin miner for someone who isn’t ready to part away with more than a few hundred bucks. Users who have purchased it seem mostly pleased with the device. However this is an outdated device and with today’s mining difficulty and decreasing block reward you won’t make more than 0.05 BTC each money in revenue. This means you’ll need to run it for about one year and 8 months to get a full Bitcoin. Some customers also complained about the device being too noisy, but that’s just how a miner works – it’s loud and hot.

Click here to view Antminer S5 deals on eBay

Avalon 6 BitcoinMiner Summarized Review

The Avalon 6 is a great contender for both S5 and S7 AntMiners. From the small number of reviews that can be found online people are saying that it’s not nearly as loud as your usual miner and the hash rate is pretty reasonable. However at the current price tag I see little reason to choose it over the competition, it’s $100 more than the S7 that brings to the table superior results.

Click here to view Avalon 6 deals on eBay

Antminer S7 Bitcoin Miner Summarized Review

The Antminer S7 was the raining champion up until a few months ago. Even at today’s difficulty levels and with the block reward halving you can still make 0.15BTC a month. It’s not a lot at the moment but if the Bitcoin price continues to rise it may be a profitable investment.

However I wouldn’t suggest buying this rig due to the fact that it’s neither here nor there. It’s too expensive for an entry-level device and it’s too weak to generate any substantial amount of Bitcoins. Users who bought the device seem generally happy with it however it was first introduced on August 2015, so it’s not that new.

Antminer S9 Bitcoin Miner Summarized Review

The most advanced and most efficient Bitcoin miner today is the Antminer S9. If you’re serious about Bitcoin mining this is your rig. At the current difficulty this miner can mine around 0.02 Bitcoins every month which makes it seem like it would break even within a year. However we did not take into account the electricity costs, pool fees and hardware cost. Not to mention the fact the difficulty can rise and the Bitcoin price can drop.

It seems that even though this is the toughest miner out there, there’s only a small amount of time until it too will become outdated. Until that happens though, it looks like a pretty reliable piece of equipment.

Antminer R4 Bitcoin Miner Summarized Review

The Antminer R4 is intended for hobby mining – basically people who want to mine Bitcoins at home. Even though it can’t compete with the S9 it will probably be a good contender for the S7. The main advantage it has over other miners is the fact that it is has a specialized cooling unit that is much quieter than any other Bitcoin miner out there – since it’s made for a home environment.

According to our mining calculator this miner should break even in about 12 months. However if Bitcoin’s price continues to rise this miner may yet yield a good return on investment.

Avalon 7 Bitcoin Miner Summarized Review

The Aavalon 721 (or Avalon 7 as it is known commonly) is the latest Bitcoin miner supplied by Avalon in late 2016. It has a lower price tag than most of the advanced miners but is also less powerful. It seems to be a good choice for people who are looking for a cheaper entry level miner and don’t want to go for an Antminer S7.

According to our calculations, this miner should break even in about 24 months, making it a pretty risky investment. You can also connect up to 5 Avalon 721s in a row creating a powerful 30 TH/s mining rig.

Antminer T9 Bitcoin Miner Summarized Review

The Antminer T9 is a more reliable, cheaper version of the successful S9 model. However, the T9 uses almost 30% more power than the S9 making it much less attractive in terms of return on investment. If you want to get up and mining as soon as possible and reliability is more important to you than efficiency, then we’d say the T9 is a reasonable choice. If you don’t pay for power and just want a good, fast miner you can “fire up and forget,” the Antminer T9 will fit the bill nicely.

Why a GPU mines faster than a CPU

Some Bitcoin users might wonder why there is a huge disparity between the mining output of a CPU versus a GPU.

First, just to clarify, the CPU, or central processing unit, is the part of the computer that performs the will of the software loaded on the computer. It's the main executive for the entire machine. It is the master that tells all the parts of the computer what to do - in accordance with the program code of the software, and, hopefully, the will of the user.

Most computers have multi-core CPUs nowadays (which is almost the same thing as having multiple CPU's in a single physical package)., and some computers even have multiple CPUs.

The CPU is usually a removable component that plugs into the computer's main circuit board, or motherboard and sits underneath a large, metallic heat sink which usually has a fan, a few are cooled by water.

The GPU, or graphics processing unit, is a part of the video rendering system of a computer. The typical function of a GPU is to assist with the rendering of 3D graphics and visual effects so that the CPU doesn't have to.

Servers usually have very limited or no GPU facilities as they are mostly managed over a text-based remote interface. Most mainstream computers have much slower but less power consuming and cheaper IGPs (Integrated Graphics Processor), which are GPUs as well but integrated directly into the chipset and soldered onto the motherboard, rather than separate, more powerful but power consuming AGP or PCIe cards with GPUs, but separate GPUs. Powerful GPUs are needed mostly for graphic intensive tasks such as gaming or video editing. For example, the translucent windows in Windows 7, or technologies like Mac OS X's Quartz, which powers the Aqua desktop and its beautiful, water-like graphical effects and animations such as bulging the Dock in a smooth animation when the mouse is moved to the lower edge of the screen or "sucking" windows into the Dock when they are minimized - these are powered by GPUs.

A GPU is like a CPU, but there are important internal differences that make them suited toward their special tasks. These are the differences that make Bitcoin mining far more favorable on a GPU.

Short Answer

A CPU core can execute 4 32-bit instructions per clock (using a 128-bit SSE instruction) or 8 via AVX (256-Bit), whereas a GPU like the Radeon HD 5970 can execute 3200 32-bit instructions per clock (using its 3200 ALUs or shaders). This is a difference of 800 (or 400 in case of AVX) times more instructions per clock. As of 2011, the fastest CPUs have up to 6, 8, or 12 cores and a somewhat higher frequency clock (2000-3000 MHz vs. 725 MHz for the Radeon HD 5970), but one HD5970 is still more than five times faster than four 12-core CPUs at 2.3GHz (which would also set you back about $4700 rather than $350 for the HD5970).

A CPU is an executive

A CPU is designed primarily to be an executive and make decisions, as directed by the software. For example, if you type a document and save it, it is the CPU's job to turn your document into the appropriate file type and direct the hard disk to write it as a file. CPU's can also do all kinds of math, as inside every CPU is one or more "Arithmetic/Logic Units" (ALU's). CPU's are also highly capable of following instructions of the "if this, do that, otherwise do something else". A large bulk of the structures inside a CPU are concerned with making sure that the CPU is ready to deal with having to switch to a different task on a moment's notice when needed.

CPU's also have to deal with quite a few other things which add complexity, including:

• enforcing privilege levels and the boundaries between user programs and the operating system
• creating the illusion of "virtual memory" to programs
• for the most popular processors, being backwards compatible with legacy code

A GPU is a laborer

A GPU is very different. Yes, a GPU can do math, and can also do "this" and "that" based on specific conditions. However, GPU's have been designed so they are very good at doing video processing, and less executive work.

Video processing is a lot of repetitive work, since it is constantly being told to do the same thing to large groups of pixels on the screen. In order to make this run efficiency, video processors are far heavier on the ability to do repetitive work, than the ability to rapidly switch tasks.

GPU's have large numbers of ALU's, more so than CPU's. As a result, they can do large amounts of bulky mathematical labor in a greater quantity than CPU's.

One way to visualize it is a CPU works like a small group of very smart people who can quickly do any task given to them. A GPU is a large group of relatively dumb people who aren't individually very fast or smart, but who can be trained to do repetitive tasks, and collectively can be more productive just due to the sheer number of people.

It's not that a CPU is fat, spoiled, or lazy. Both CPUs and GPUs are creations made from billions of microscopic transistors crammed on a small piece of silicon. On silicon chips, size is expensive. The structures that make CPUs good at what they do take up lots of space. When those structures are omitted, that leaves plenty of room for many "dumb" ALU's, which individually are very small.

The ALUs of a GPU are partitioned into groups, and each group of ALUs shares management, so members of the group cannot be made to work on separate tasks. They can either all work on nearly identical variations of one single task, in perfect sync with one another, or nothing at all. Trying different hashes repeatedly - the process behind Bitcoin mining - is a very repetitive task suitable for a GPU, with each attempt varying only by the changing of one number (called a "nonce") in the data being hashed.

The ATI Radeon 5970 is a popular video card for Bitcoin mining and, to date, offers the best known performance of any video card for this purpose.

This particular card has 3,200 "Stream Processors", which can be thought of as 3,200 very dumb execution units that can be trained to all do the same repetitive task, just so long as they don't have to make any decisions that interrupts their flow. Those execution units are contained in blocks. The 5970 uses a VLIW-5 architecture, which means the 3,200 Stream Processors are actually 640 "Cores," Each able to process 5 instruction per clock cycle. Nvidia would call these cores "Cuda Cores", but as mentioned in this article, they are not VLIW, meaning they cannot do as much work per cycle. This is why comparing graphics cards by core count alone is not an accurate method of determining performance, and this is also why nVidia lags so far behind ATI in SHA-256 hashing.

Since ALU's are what do all the work of Bitcoin mining, the number of available ALU's has a direct effect on the hash output. Compare that to a 4-core CPU that can switch tasks on a dime, but has ALU's in some small multiple of four, if not just four ALU's alone. Trying a single SHA256 hash in the context of Bitcoin mining requires around 1,000 simple mathematical steps that must be performed entirely by ALU's.

That, in a nutshell, is why GPU's can mine Bitcoins so much faster than CPU's. Bitcoin mining requires no decision making - it is repetitive mathematical work for a computer. The only decision making that must be made in Bitcoin mining is, "do I have a valid block" or "do I not". That's an excellent workload to run on a GPU.

Why are AMD GPUs faster than Nvidia GPUs?

Firstly, AMD designs GPUs with many simple ALUs/shaders (VLIW design) that run at a relatively low frequency clock (typically 1120-3200 ALUs at 625-900 MHz), whereas Nvidia's microarchitecture consists of fewer more complex ALUs and tries to compensate with a higher shader clock (typically 448-1024 ALUs at 1150-1544 MHz). Because of this VLIW vs. non-VLIW difference, Nvidia uses up more square millimeters of die space per ALU, hence can pack fewer of them per chip, and they hit the frequency wall sooner than AMD which prevents them from increasing the clock high enough to match or surpass AMD's performance. This translates to a raw ALU performance advantage for AMD:

• AMD Radeon HD 6990: 3072 ALUs x 830 MHz = 2550 billion 32-bit instruction per second
• Nvidia GTX 590: 1024 ALUs x 1214 MHz = 1243 billion 32-bit instruction per second

This approximate 2x-3x performance difference exists across the entire range of AMD and Nvidia GPUs. It is very visible in all ALU-bound GPGPU workloads such as Bitcoin, password bruteforcers, etc.

Secondly, another difference favoring Bitcoin mining on AMD GPUs instead of Nvidia's is that the mining algorithm is based on SHA-256, which makes heavy use of the 32-bit integer right rotate operation. This operation can be implemented as a single hardware instruction on AMD GPUs (BIT_ALIGN_INT), but requires three separate hardware instructions to be emulated on Nvidia GPUs (2 shifts + 1 add). This alone gives AMD another 1.7x performance advantage (

1900 instructions instead of

3250 to execute the SHA-256 compression function).

Combined together, these 2 factors make AMD GPUs overall 3x-5x faster when mining Bitcoins.

NVIDIA Releases NEW Generations of GPU Cards

NVIDIA's new flagship card "GeForce GTX 690" is now beefier than it's younger sibling - GTX 590. EVGA has also decided to use the same chipset on its flagship card "EVGA GeForce GTX 690 Signature". But what are the comparitive figures for the AMD and new NVIDIA GPU's ? See Some Performance Specs Below:

GeForce GTX 690 (4,096MB):

GPU Clock (MHz) 915 (1,019), GFLOPS 5,621 Single Precision, Double Precision Figures unavailable, ALU's 3072 (manufacturer refer to this as CUDA Cores)

AMD Radeon HD 6990:

830MHz Engine Clock, 5,100 GFLOPs Single Precision , 1,270 GFLOPs Double Precision, ALU's 3072

Mining hardware comparison

Below are statistics about the Bitcoin Mining performance of ASIC hardware and only includes specialized equipment that has been shipped.

GPUs, CPUs and other hardware not specifically designed for Bitcoin mining can be found in the Non-specialized_hardware_comparison.

• Mhash/s = millions hashes per second (double sha256 raw speed performance; may not be very energy efficient with some models)
• Mhash/J = millions hashes per joule (energy efficiency; 1 joule of energy is 1 watt during 1 second: 1 J = 1 W*s)
• W = watt (maximum power consumption, i.e. energy per unit of time: 1 W = 1 J/s)

Be sure to research any of these vendors and machines intensely before spending any money.

Mining hardware

Eine Auflistung der gängisten Hardware 10-20% performance können durch übertakten erreicht werden.

• Mhash/s = millions hashes pro sekunde
• Mhash/J = millions hashes pro watt
• W = watt (maximaler Strom input)
• Clock (in MHz) refers to the Shader clock only with nVidia cards (not Core or Memory). With AMD card the shader clock is not separate, but is part of the GPU clock.
• SP = Stream processors (Shader Units)

Inhaltsverzeichnis

Graphics cards

To get the maximum performance use the 2.1 release of the ATI Stream SDK. 2.2 wastes CPU time, and 2.3/2.4 drop mining performance by 5-10% unless using the Phoenix phatk kernel. Note: This statement is not entirely accurate. YMMV.

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I want all my lost access yahoo account 'delete'; Requesting supporter for these old account deletion; 'except' my Newest yahoo account this Account don't delete! Because I don't want it interfering my online 'gamble' /games/business/data/ Activity , because the computer/security program might 'scure' my Information and detect theres other account; then secure online activities/ business securing from my suspicion because of my other account existing will make the security program be 'Suspicious' until I'm 'secure'; and if I'm gambling online 'Depositing' then I need those account 'delete' because the insecurity 'Suspicioun' will program the casino game 'Programs' securities' to be 'secure' then it'll be 'unfair' gaming and I'll lose because of the insecurity can be a 'Excuse'. Hope y'all understand my explanation!

I want all my lost access yahoo account 'delete'; Requesting supporter for these old account deletion; 'except' my Newest yahoo account this Account don't delete! Because I don't want it interfering my online 'gamble' /games/business/data/ Activity , because the computer/security program might 'scure' my Information and detect theres other account; then secure online activities/ business securing from my suspicion because of my other account existing will make the security program be 'Suspicious' until I'm 'secure'; and if I'm gambling online 'Depositing' then I need those account 'delete' because the insecurity 'Suspicioun' will program the casino game 'Programs' securities' to be… more

chithidio@Yahoo.com

i dont know what happened but i can not search anything.

Golf handicap tracker, why can't I get to it?

Why do I get redirected on pc and mobile device?

Rahyaftco@yahoo.com

RYAN RAHSAD BELL literally means

Question on a link

In the search for Anaïs Nin, one of the first few links shows a picture of a man. Why? Since Nin is a woman, I can’t figure out why. Can you show some reason for this? Who is he? If you click on the picture a group of pictures of Nin and no mention of that man. Is it an error?

Repair the Yahoo Search App.

Yahoo Search App from the Google Play Store on my Samsung Galaxy S8+ phone stopped working on May 18, 2018.

I went to the Yahoo Troubleshooting page but the article that said to do a certain 8 steps to fix the problem with Yahoo Services not working and how to fix the problem. Of course they didn't work.

I contacted Samsung thru their Samsung Tutor app on my phone. I gave their Technican access to my phone to see if there was a problem with my phone that stopped the Yahoo Search App from working. He went to Yahoo and I signed in so he could try to fix the Yahoo Search App not working. He also used another phone, installed the app from the Google Play Store to see if the app would do any kind of search thru the app. The Yahoo Search App just wasn't working.

I also had At&t try to help me because I have UVERSE for my internet service. My internet was working perfectly. Their Technical Support team member checked the Yahoo Search App and it wouldn't work for him either.

We can go to www.yahoo.com and search for any topic or website. It's just the Yahoo Search App that won't allow anyone to do web searches at all.

I let Google know that the Yahoo Search App installed from their Google Play Store had completely stopped working on May 18, 2018.

I told them that Yahoo has made sure that their Yahoo members can't contact them about anything.

I noticed that right after I accepted the agreement that said Oath had joined with Verizon I started having the problem with the Yahoo Search App.
No matter what I search for or website thru the Yahoo Search App it says the following after I searched for
www.att.com.

WEBPAGE NOT AVAILABLE
This webpage at gttp://r.search.yahoo.com/_ylt=A0geJGq8BbkrgALEMMITE5jylu=X3oDMTEzcTjdWsyBGNvbG8DYmyxBHBvcwMxBHZ0aWQDTkFQUEMwxzEEc2VjA3NylRo=10/Ru=https%3a%2f%2fwww.att.att.com%2f/Rk=2/Es=plkGNRAB61_XKqFjTEN7J8cXA-
could not be loaded because:
net::ERR_CLEARTEXT_NOT_PERMITTED

I tried to search for things like www.homedepot.com. The same thing happened. It would say WEBPAGE NOT AVAILABLE. The only thing that changed were all the upper and lower case letters, numbers and symbols.
Then it would again say
could not be loaded because:
net::ERR_CLEARTEXT_NOT_PERMITTED

This is the same thing that happened when Samsung and At&t tried to do any kind of searches thru the Yahoo Search App.

Yahoo needs to fix the problem with their app.

Yahoo Search App from the Google Play Store on my Samsung Galaxy S8+ phone stopped working on May 18, 2018.

I went to the Yahoo Troubleshooting page but the article that said to do a certain 8 steps to fix the problem with Yahoo Services not working and how to fix the problem. Of course they didn't work.

I contacted Samsung thru their Samsung Tutor app on my phone. I gave their Technican access to my phone to see if there was a problem with my phone that stopped the Yahoo Search App from working. He went to Yahoo and… more

Bitcoin mining grafikkarte

My friend asked me to do a research for him on bitcoin mining, I don't know a lot so I'm asking. He's consider buying either NVIDIA gtx titan or NVIDIA gtc 980. Decent motherboard and internet speed. I stumbled upon a question on this site which says that Gpu and Cpu mining is over, it's all about ASIC now, but we can't afford ASIC.

• All in USA, we're living in Lebanon
• Overly expensive and we didn't count shipping costs

Now I want you to consider

• Internet is free
• Electricity is free
• Other than buying the hardware, we have no expenses at all

My question now is the following:

• In best case scenario, using NVIDIA gtx titan or NVIDIA gtc 980, how much bitcoin can we expect to mine? (unless it's really dead)
• Is it wise to buy NVIDIA gtx titan or NVIDIA gtc 980 to mine bitcoins if you don't pay taxes? Would it pay off?

Thanks for asking this question. I see a lot of people all the time who assume GPU mining is profitable.

Try googling "bitcoin mining calculator" and see.

Presently (in 2015) the calculator will tell you that you would be able to mine one bitcoin in about 1000 to 10 000 years. But you have to consider that there are reward halvings every four years, which those calculators don't take into account. A more realistic scenario then is that it would take over a million years to mine one bitcoin.

Of course you don't have to mine a whole bitcoin. If you are lucky you could perhaps mine 0.01 BTC in 10 000 years. That's worth a little over three US dollars at the time I write this.

There are still a few people mining on GPU or even CPU. Some of them may have free electricity. But what they fail to understand is how extremely slow this is. Most ditch GPU/CPU mining when they see that you'd be lucky to earn three dollars in 10 000 years. But there are still some (in my mining pool) who refuse to give up.

TL;DR: no, GPU mining is not viable.

GPU's are horribly inefficient compared to ASIC's. Consider that the absolute best GPU's get around 1 GH/s and cost in the $400 range. An Antminer U2 costs around $20 on ebay and gets 2 GH/s. Antminer U3 costs around $60 and gets 60 GH/s.

Roughly speaking at current network hash rates and current bitcoin price, if you get electricity for free, you can make back the hardware costs of an Antminer U3 in about a year. Of course, if the hash rate goes up, it'll take longer and if the bitcoin price goes up, it'll take shorter.

Basically, go get a cheap miner from ebay or somewhere.

I'd say that with free electricity GPU mining can be worth it in some ways. Rushing out and buying cards to build a GPU miner no longer makes sense, but with free electricity using a computer you primarily have for gaming to mine when you're not gaming will generate a tiny amount of profit.

Another potential advantage is that if you live somewhere cold then the heat mining generates isn't a waste product. However, any profitability goes out the window if you overdo it and melt your new graphics card, there's no way you'll earn enough to replace it. Mining makes your GPU very hot, so if you've overclocked it you could easily destroy it. It also wears out the cooling fans, you won't even earn the price of a new fan so is it really worth it? Of course if curiosity rather than profit is your motive then why not? You'll soon get sick of the noise your computer's fans make though.

I myself decided to call time on GPU mining bitcoin when the mining difficulty went up to 12,000,000 as it was no longer worth it, today the mining difficulty is 178,678,307,672, almost 15000 times higher and each block is worth less too due to halving.

The Bitcoin mining hardware race is on

The ASIC mining hardware manufacturing industry has so far largely been dominated by Chinese manufacturer Bitmain, which has sold equipment equivalent to about 60% of the current hashrate. However, several reputable companies have made promising announcements lately about entering the ASIC mining hardware industry with cutting-edge new equipment.

Bitmain’s leading mining rig, the Antminer S9, uses a 16nm process to make a chip that is still the world’s most efficient bitcoin mining solution for the consumer market. Although S9s are sold worldwide, and account for the majority of Bitcoin’s hashrate, Antminer will only accept bitcoin cash (BCH) for their products. Packed with 189 chips each, the current batch of S9s which are due to ship on the 21 st of January, sell for $1,415 worth of BCH each, and deliver a respectable 13.5 terrahashes per second (Th/S).

The first company to announce plans was the Russian Mining Company (RMC One). Co-founder Dmitry Marinichev is best known as Russia’s Internet Ombudsman and a technology advisor to Russian President Vladimir Putin. Over the summer, RMC One ran a successful ICO and raised a reported $37 million worth of bitcoin and ether to fund the development of its mining solution, which they call the Sunrise S11i. Although the 16nm process chips are still accepting pre-orders, the company claims that the S11i will provide an impressive 22.6 Th/s using only 2.3 kW, due to the large number of chips that are inside each mining rig, giving it the best-in-class efficiency.

— RMC One's Sunrise S11i

However, RMC One is only selling their rigs for $1,600 worth of their RMC tokens, which must be bought first for those who did not obtain them in the ICO. Also, in order to use one of the Sunrise S11i, miners must join the RMC pool, which ‘charges’ 4.6 Th of the 22.6 for participation, which leaves the owner with only 18Th/s. While it may deliver more hashes for the dollar, power requirements for this rig may be too hefty for most miners.

Chinese manufacturer Halong Mining announced its flagship DragonMint 16T miner during the Thanksgiving weekend, emblazing it with a Dragon logo similar to the Dragon’s Den logo used facetiously by the Bitcoin core development community and their supporters. Shipping in March 2018, Halong claims the DragonMint 16T will be the world’s most efficient Bitcoin mining rig, delivering 16 Th/s each and running 30% cooler than Bitmain’s S9. The company says its upcoming product is the culmination of around $30 million dollars and 12 months of research and development by over 100 developers and technicians.

— Halong Mining's DragonMint 16T

A video on YouTube shows the test results for the 16T, and Blockstream CEO Adam Back — the inventor behind the mining process that Satoshi used to create bitcoin mining — claimed he has viewed the miners in action, stating “I can confirm I have seen DragonMint's operating in person, they are very real, specs as advertised. This is huge, biggest Bitcoin news this year.” Halong is accepting orders available for international shipping for five or more 16T units per order and accepts payment in Bitcoin.

W ithin a day of DragonMint’s announcement, another Chinese mining hardware company, Ebang, announced it will soon be launching the E10 line of 10nm process ASIC chips. Specifications of the upcoming model are still scarce at press time, but the company has sold earlier lines of ASIC hardware before based on a 14nm process. The company offered four models as recently as this year and their E9 Plus 9T model sold for $1,250 offering 9 Th/s.

The largest investment in ASIC mining hardware by any company to date, however, was that from the GMO Group, the largest Internet Service provider in Japan, and owner of the country’s leading Forex market exchange and bitcoin exchange GMO Coin. According to GMO Group president Masatoshi Kumagai, the company plans to invest 10 Billion yen, or about US$8.9m, over the next few years on mining hardware.

Planning to manufacture a wide range of chips and mining rigs for both their Scandinavian mining farm operation and for consumer sale, the company is currently in research and development for multiple lines of ASIC mining chips, including those with 7nm, 5nm, and 3.5nm processes. A full launch of the new business wing is planned for the first half of 2018, although GMO Group has not said if it will sell the product to its consumers first or mine for itself with its new technology.

Japanese financial services giant SBI Group is another organisation making major investments in all corners of the Bitcoin world, including mining hardware. According to its bi-yearly financial securities report, SBI Group plans to expand quickly into the cryptocurrency space with eight new business ventures. The report reveals plans for a wide range of Bitcoin and cryptocurrency products and services, and to eventually become a one-stop shop for all things Bitcoin.

The Group already offers fintech products for an impressive financial ecosystem consisting of securities, banking and insurance products. SBI President and CEO Yoshitaka Kitao expects that cryptocurrencies will soon become a part of that ecosystem, and recently disclosed that the company is "pursuing synergies between [its] current financial ecosystem and [a] new financial ecosystem based on cryptocurrency."

The plans call for the establishment of a dominant cryptocurrency exchange platform, amid other platforms, based on the ‘customer-centric principle.’ To supply the exchange with enough inexpensive coins to do so, the plans state that they must “acquire cryptocurrency share through mining, in order to stabilize the market." However, there has been no word on when they will start manufacturing mining hardware.

Ant Miner S9

Since from the start, Bitcoin's Difficulty has recorded a very few and much of the time consecutive month to month increases , especially from late November 2015. It moved from 520,569,941 GH/s to the present record high of 1,426,731,353 GH/s, which infers Difficulty has nearly tripled starting now and into the foreseeable future. This zenith was accomplished on May 24th 2016. That enormous advancement has been incited by critical wander into Bitcoin mining development and operations.

Having that fantastic improvement, it has made Bitcoin the world's most fit enlisting framework by far, notwithstanding one surprising consequence of that fast advancement was extended centralization. There was social affair of advantages, in China, where mining is most advantageous that come to fruition to a couple of contenders (e.g. KNC) being kicked out of the business.

We have endeavored to process the measure of money that the Chinese have placed assets into mining; we survey it to be in the an immense number of dollars. In reality, even with free power we can't see how they will ever recuperate this money. Perhaps they don't understand what they are doing, yet that is not likely at this scale or they have some riddle advantage that we don't think about.

A comparative Chinese high ground has been substantially more convincing at isolating the advantage subordinate pro excavator from the market. At this stage, in order to reinforce the framework, help decentralization and possibly even to warmth space, most home or office diggers aren't despite hashing with the ultimate objective of getting money.

The efficiency of everything aside from the most capable operations will likely be attempted, with the square reward isolating coming into view. Will the new S9 be an unmistakable favorable position for humbler and relaxation movement excavators and give back their lost advantage given that advantages gotten from the present period of mining hardware are reducing and will most likely accomplish negative returns ensuing to separating?

There are a few OK, all around assessed USB stick diggers accessible these days. The best new option is the GekkoScience Compac, conveyed self-sufficiently, and tragically in a little print run. When you're examining this present, it's outlandish you'll find these around the primary esteem extent of $25 per unit. That just exhibits how stunning of a decision these are.

They're prepared to convey no under 8 GH/s (gigahashes consistently), and up to 11 GH/s, which is amazing for a USB stick. You can figure what that will convey the extent that Bitcoin using this Bitcoin Mining Calculator. At current, it makes about $0.50 consistently. Not decisively a lot–but as I said toward the begin, these are for side intrigue purposes, not profit.

In the event that you're not prepared to find one of those available, another awesome decision is the Avalon 3 Nano. It was released in mid 2015, and can be gotten for as of late over $25 at HolyBitcoin.com. It will create an unfaltering 3 GH/s, and is at an unrivaled esteem stretch out for by and large purposes. In any case, the Avalon 3 Nano is fairly harder to set-up, plan, and use.

On the off chance that you're acquiring the contraption altogether as a gift to help train some person about Bitcoin, you may pick you couldn't think less about the hashing vitality of the device. Taking all things into account, I'd recommend the ASICMiner Block Erupter. These are for the most part open for under $20 straight from Amazon and a great deal of other online wholesalers, went with brilliant, essential rules, and have specialized bolster available.

Spondoolies SP20

On the fourth of May 2016, Spondoolies shut down shockingly. They released the SP20 in the late 2014. A total of eight 28nm RockerBox ASIC mining chips were stuffed by Spondoolies onto 2 circuit sheets inside a limited edge compute.

Extraordinary at its shabby cost with a size and tumult level perfect for home excavators, the SP20 is an immaculate digger. In any case, its relative inefficiency is the critical drawback. The SP20 drags an extensive measure of vitality for its hashrate, which by present day rules is low.

The Spondoolies SP20 was seen as an extraordinary mining contraption in the midst of its run the show. Concerning money related sense, it's no longer practical to run a SP20 given its low viability, with the Bitcoin framework's available Difficulty.

With basically a comparable cost, the AntMiner S5 is a great deal more power-capable. Despite the likelihood that there's some specific gear mod you'd get a kick out of the opportunity to keep running with the SP20, it's up 'til now not worth the purchase beside as a touch of mining blessing.

Mining hardware

Eine Auflistung der gängisten Hardware 10-20% performance können durch übertakten erreicht werden.

• Mhash/s = millions hashes pro sekunde
• Mhash/J = millions hashes pro watt
• W = watt (maximaler Strom input)
• Clock (in MHz) refers to the Shader clock only with nVidia cards (not Core or Memory). With AMD card the shader clock is not separate, but is part of the GPU clock.
• SP = Stream processors (Shader Units)

Inhaltsverzeichnis

Graphics cards

To get the maximum performance use the 2.1 release of the ATI Stream SDK. 2.2 wastes CPU time, and 2.3/2.4 drop mining performance by 5-10% unless using the Phoenix phatk kernel. Note: This statement is not entirely accurate. YMMV.