"Application-Specific Integrated Circuit" - An integrated circuit (chip) specifically designed for one task only. Similar to FPGAs, ASICs may be the low-power-consumption future of Bitcoin mining. As with FPGAs they are very power efficient but carry a comparatively higher up-front cost.

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What ASIC miner companies have an unflawed track record? [closed]

I know there has been much controversey in the past with ASIC companies not delivering. Which ones left around today are still reputable?
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116 views

How to connect to antpool

So I'm using an antminer s3. I have been on btc guild for about a week. Today they announce they are closing. So I looked around and figured I would join antpool. The problem is when I changed all ...
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40 views

Zeusminer not being recognized with BFGminer

I'm trying to run bfgminer on a raspberry pi but the zeusminer is not being recognized. bfgminer simply says no devices found. I'm having the same problem. I'm trying to run bfgminer on a raspberry ...
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2answers
199 views

Open source ASIC design plans in Hardware Description Language (HDL) format?

Are there any freely-available ("open source") ASIC design plans in, e.g., HDL or AHDL format(s)?
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1answer
99 views

Is there a reliable and accurate profitability calculator?

I've looked at the various profitably calculator sites and honestly I'm not sure how up to date they are. They don't seem very accurate. Is there one that's better than the others?
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2answers
118 views

Can I build a mining ASIC from parts I find online?

I've noticed that there are all kinds of cards, blades, and other parts of ASIC mining rigs for sale on eBay. Is it possible I could buy some cards and blades and build my own high end mining ASIC ...
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1answer
298 views

Where can I find a full list of Bitcoin mining hardware?

I want to know where I can find a full list of Bitcoin mining hardware. I don't want a list of the most profitable hardware, I just want a list with the greatest number of Bitcoin miners (don't care ...
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1answer
166 views

Gridseed USB ASIC Won't Mine Bitcoins

Okay so I have done my research, I have practically tried everything. It just frustrates me because mining LTC was a piece of cake but I can't seem to figure out how to mine bitcoins which this device ...
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1answer
93 views

What is the benchmark that mining ASICs are measured with to determine the hash rates?

When a mining ASIC claims to run at 1 MH/s or 10/MH/s or even 1000 GH/s, at what difficulty and with what algorithm is that measured against?
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190 views

Non-Bitcoin Uses for Old ASIC Miners? [duplicate]

Can I use an old ASIC Bitcoin miner for other applications? For example, quickly reindexing the blockchain on my computer? Or quickly hashing every file on my hard-drive? (I really wonder if the ...
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1answer
87 views

What is the difference in speed between a GPU and an ASIC per dollar of cost?

I realize it depends on the ASIC as well as GPU.. Just want an estimate for some calculations I'm doing. Talking about Bitcoin mining, not an altcoin. Thanks!
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125 views

ASIC resistant PoW mechanism that generates new hash functions. How does that work?

From Vitalik Buterin's post regarding "On Mining", he mentions: The second approach is somewhat different: create a mechanism for generating new hash functions, and make the space of functions ...
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114 views

Is it possible to make PoW ASIC-resistant through dynamically generated hash chains?

Bitcoin's static proof-of-work function SHA256(SHA256(data)) was apparently easy enough to be implement as ASIC which lead to the re-centralization we see today. But what if the PoW function changes ...
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163 views

Zeusminer Blizzards no longer working with bfgminer 5.0.0

I was mining off a raspberry pi with some zeus blizzards, I've had to format the SD because it got corrupted and so I took the chance to install the latest bfgminer. the raspberry is running raspbian ...
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0answers
110 views

What could be the reason for one loop being significantly more power hungry on an SP20?

One of the loops on my Spondoolies SP20 is misbehaving. I underclocked everything but this loop (number 4) does not seem to care what settings I make. It seems to be running at twice the speed (and ...
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2answers
136 views

Are Bitcoin ASICs Optimized for Fixed Length Messages?

Bitcoin block headers are 80 bytes. int32_t nVersion; // 4 bytes uint256 hashPrevBlock; // 32 bytes uint256 hashMerkleRoot; // 32 bytes uint32_t nTime; // 4 bytes uint32_t nBits; ...
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1answer
81 views

When ASICs generate a share, is it always at difficulty 1?

Are they preset to only return difficulty 1 shares when the find a nonce? Then mining software verifies if it meets current target difficulty? Or, if given a different target difficulty, will the ...
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2answers
233 views

How to connect to Terraminer via USB?

Does anybody know how exactly to connect to Terraminer machine via USB?
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2answers
73 views

What sort of tasks can an ASIC be developed to do?

I know requiring a lot of memory is one thing that makes an algorithm ASIC resist. Are there any others? Could an ASIC be developed to do Elliptic Curve Crypto? Like adding two points, or signing a ...
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2answers
140 views

Reusability of ASIC miners

I'm looking into the re-use of ASIC miners to perform other mathematical tasks; for example, the sum of a prime and a random number producing a massive (arbitrarily long) integral value i.e. ...
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1answer
264 views

Which bitcoin miner ASIC can use without leave power on computer?

after search and read a lot of bitcoin miner posts in the web, yet I have one doubt before buy bitcoin hardware... I have read about ASIC Hardware of ButterFly Labs, Avalon, Knc, USB Erupter and ...
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2answers
341 views

What does it mean for a cryptocurrency to be ASIC-resistant?

I guess the question I'm asking here is what does it take for an altcoin to be ASIC-resistant? What does it need to have?
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1answer
426 views

List of all currencies which can be mined by a SHA256-based ASIC miner

Lot of information over this scattered over the internet, but can someone list complete list of currencies that can be mined by an AntMiner U2 apart from bitcoin, or any other SHA256-based miner?
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3k views

Neither cgminer nor BFGminer detect my Zeusminer Blizzard. (Ubuntu/Linux/Mint)

I'm having trouble getting my Zeusminer Blizzard running; neither cgminer nor BFGminer detect it. Here are the results of lsusb: Bus 001 Device 025: ID 10c4:ea60 Cygnal Integrated Products, Inc. ...
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2answers
1k views

Why can't they use super computers to mine all the bitcoins?

I have very limited knowledge of bitcoin, but, I hope you don't mind my asking this question: As I understand it, "mining bitcoin" requires "significant" computational prowess. A lot of dedicated ...
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1answer
350 views

Can Bitcoin mining hardware be used for other Crypto coins? [duplicate]

Can Bitcoin mining hardware be used for other Crypto coins?
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138 views

Why is the hash rate on my Mac higher than my PC with Antminer U2

I just got my Antminer U2 and I've tried it on my PC and Macbook Pro. When Using my Macbook Pro with Asteroid, it shows a Hash rate of +3.0 GH/s. When I use BFGMiner on my PC, I'm only getting 2.07 ...
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1answer
68 views

I am a newbie in bitcoin and want to mine bitcoins [duplicate]

Hello greetings to everyone, I am Ravindra Barthwal from India and now i want to mine bitcoins but i don't know where to start even i search many times on google and everything goes away from my mind. ...
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563 views

Can ASIC miners easily be used to guess brainwallet passphrases?

After reading the Bitcoin wiki page for brainwallets it seems to me that mining equipment can be used to brute force brainwallet passphrases. Is this correct? "...so hackers can collectively try ...
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1k views

BFGminer can't find my NanoFury on Raspberry Pi

Related: BFGminer can't find my NanoFury! Posted on the RPi Exchange as well http://raspberrypi.stackexchange.com/questions/14753/bfgminer-cant-find-my-nanofury-on-raspberry-pi Forums: ...
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1answer
391 views

Miners don't detect ASIC Devices

When I try to add devices to BFGMiner and BitMinter, Only 3/4 devices will be detected, When I go to Devices and Printers (In Windows 7) it shows all of my ASIC Miners. Here is the error: 2014.02.26 ...
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1answer
308 views

What temperature should a USB ASIC Miner have while running?

What is the maximum temperature a USB miner should be running at? Mine are at about 60°C/150°F.
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2answers
4k views

Is Vertcoin really ASIC resistant?

Vertcoin comes with Adaptive-N-factor, which means the scrypt algorithm PBKDF parameter N will be changed according to the announced time table. Litecoin has N=10, while Vertcoin starts with N=11. And ...
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1answer
1k views

Auto Adding Devices to BFGMiner

Every time I launch BFG Miner I have to add the devices by entering the com port it is on. Is there anyway to do this automatically? Here is my start script: bfgminer -o stratum.bitcoin.cz:3333 -u ...
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2answers
213 views

How do I get started, what hardware do I use? [closed]

So, I would like to get started in mining BTC and live in Britain south of Cambridge. I have a custom machine running an OC 7870, intel i5 etcetera. Would it be pointless mining with this hardware as ...
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2answers
286 views

What hash rate should I expect using a BiFury with USB2.0 rather than USB3.0?

I'm considering the BiFury which is generates ~5GH/s on a USB3 port. They say, Miner is designed to be used with USB 3.0 port or USB 3.0 hub (must meet min. 0.9A per port to achieve full hashrate) ...
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1k views

Problems with Antminer U1 - why doesn't it work?

I've got other Antminers working, this one just throws these errors in debug mode - is this fixable? [2014-01-30 19:03:10] Bmsc send golden nonce [2014-01-30 19:03:10] ANT0: GetResults (amt=0 ...
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1answer
741 views

USB hub busy when mining Peercoin with Red Fury ASIC running Minepeon

I have a RasPI running minepeon 0.2.5, a DLINK USB Hub and a Red Fury USB ASIC Bitcoin Miner 2.2-2.7GH/Sec By BITFURY I've added my pool https://ppcoin.d7.lt/ and things looked good except nothing is ...
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1answer
259 views

New… Need help getting started. Which ASIC miner?

I'm new to bitcoin but very interested. Looking at purchasing an ASIC miner because I realize I cannot mine just from my macbook pro. Whats an ASIC miner I can purchase for under like $300? Also, ...
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1answer
404 views

Questions about Bitcoin mining hardware and in pools [closed]

I have recently found out about Bitcoin, and as I read more and found about about hardware and stuff, I thought of a lot of questions. So Butterfly Labs has Bitcoin mining hardware, and I was ...
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1answer
261 views

Would it be possible to convert low-end ASICs designed for mining Bitcoin into Litecoin mining rigs?

My friend and I have been discussing trying to mine Bitcoins or an altcoin. We've come to the conclusion that at the current difficulty one gigahash per second Litecoin mining will net ~$5 USD a day. ...
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4answers
1k views

Why can't we design a bitcoin that does useful work? [duplicate]

The bitcoin network, including every miner, is the biggest computing project that humanity has created. Thus I ask: why, instead of using it to generate useless data, don't we use it to generate ...
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2answers
2k views

ASICs and large memory requirements [duplicate]

People keep saying that proof of work functions like scrypt prevent ASICs from working because of large memory requirements. What's stopping ASIC designers from simply building ones that have lots of ...
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2answers
2k views

High Hashing Power: Okay to solo mine? [duplicate]

I plan to hash at around 250-550 gH/s, would it be profitable to mine solo, or would I make more money joining a pool? Are there any unexpected occurrences that I should look out for when mining?
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4answers
5k views

BFGminer can't find my NanoFury!

I recently purchased a Nanofury ASIC unit. I tried running it on my Linux system, as I just let the computer sit and run. I couldn't get it to work on Linux, so I decided to give it a try on Windows = ...
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2answers
137 views

Would this be suitable for Bitcoin mining? [closed]

Would 10 Port Mini USB HUB High Speed 2.0 with Power Adapter Black #198 UK (on eBay) be suitable for Bitcoin mining? I have a new PC, so I don't want to damage the motherboard by using the USB ports ...
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1answer
285 views

Bitcoin rig setup, connecting a Butterfly Labs unit using USB

I'm currently running a rig with seven block erupters in a 10 connector powered USB hub. After taking the USB fan into account, I have an additional two USB ports available. The host is an old laptop. ...
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1answer
226 views

Parts of a Bitcoin Mining Rig

Original question: How important is a strong CPU and GPU for ASIC mining? I would assume that the GPU could be a cheap one because even if its high-end it probably won't help, and that the CPU should ...
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2answers
2k views

Which coins can butterfly-labs miners mine

Can I use a butterfly-labs miner to mine any crypto-currency?
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328 views

Could an algorithm be made ASIC-resistant by simply adding deterministic permutations depending on the hash of the previous block and the nonce?

I was thinking of permuting bits in a block before it is hashed, in order to require some adaptability from the mining hardware while retaining the security of SHA-256. Permutations would depend on ...