Questions tagged [mining-hardware]

This tag should be used for questions related to mining rigs, CPUs, GPUs, FPGAs, and ASIC miners, as well as the production, and producers of such goods.

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112
votes
9answers
324k views

How much Bitcoin will I mine right now with hardware X?

Say I have a given piece of hardware (CPU/GPU). Where can I find out how much Bitcoin will I mine per day?
59
votes
2answers
69k views

In the ASIC-age, is it worth starting mining Bitcoin at home?

I have recently learned about Bitcoin and would like to get rich quickly into mining. I have control of a laptop library full of ancient computers powerful gaming PC cluster of GPUs an old ASIC, I ...
34
votes
5answers
11k views

Bitcoin Mining ASICs used for cryptographic application? Rainbow tables?

What is the potential that the ASICs being developed for mining could be used for other cryptographic applications such as building rainbow tables? I know that for instance those that crack GSM with ...
32
votes
6answers
123k views

Do these new ASIC miners really pay for themselves in 5 days?

The Bitforce 50GH/s miner costs $2,500 today, and according to the following calculation it would mine enough coins in about 5 days to pay for itself. I am sure I am missing something here. Why would ...
29
votes
3answers
8k views

Can I use Bitcoin mining as a data furnace to heat my home?

One of the waste products from Bitcoin mining is the heat that is given off by the GPUs. On cold days could this excess heat be used to warm a home, essentially creating a data furnace? When it gets ...
27
votes
5answers
31k views

Is Butterfly Labs reputable / Should I preorder the SC Jalepeno? [closed]

I'm somewhat new to the mining scene but I'm a bit familiar with everything. I see that GPU mining will become much less cost effective over the next year or so, especially around December when the ...
25
votes
8answers
147k views

What hash rate can a Raspberry Pi achieve? Can the GPU be used?

A Raspberry Pi is a credit card sized $25 (or $45, for the deluxe option) computer, designed for educational use. Has anyone tried running mining software on it? If so, what's the hashrate like? (...
22
votes
1answer
51k views

Current FPGA Competitiveness

I know CPUs and GPUs can't really compete with ASICs anymore but what about FPGAs? Are they still reasonable? Anyone have a ballpark idea of what kind of Gh/s (or Mh/s) has been done with something ...
21
votes
2answers
28k 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?
20
votes
2answers
14k views

What's the difference between an ASIC and an FPGA? Which is better for mining?

I'm a software guy with only the most basic of hardware training/knowledge so while I understand the basic concepts of ASICs and FPGAs the details are beyond me. What are the primary differences and, ...
19
votes
4answers
135k views

Can I damage my computer by mining bitcoin?

I have been mining Bitcoin for a while on a few systems, some CPU mining (which has proved to be basically useless) and some GPU mining. The GPU miners are workstations, which have midrange graphics ...
18
votes
5answers
15k views

Will mining significantly increase the power consumption of my PC?

I have a PC that is always on 24/7. I use it as an SSH and backup server, and it has a modest, not-too-great GPU that sits idle most of the time. I hear a lot of talk about mining not being cost-...
16
votes
6answers
32k views

Can gaming consoles be used as a Bitcoin mining platform?

I'm very new to the concept of Bitcoin (having only just read the wikipedia entry and visited bitcoin.org) My question is this: why is the mining platform limited to PC/ traditional computing devices?...
14
votes
5answers
132k views

Is it worthy to use “bitcoin usb block erupter”

I was searching for Mining hardware on internet and found that a new technology is available known as "bitcoin usb block erupter" for mining bitcoins as 300MH/S I just want to know if it is useful to ...
13
votes
4answers
6k views

What is more effective than ASIC mining?

Considering that mining progressed from CPU, to GPU, to FPGA, and now ASIC mining... have we finally hit the end of the road for technological advancement? What future optimizations can occur after ...
12
votes
4answers
5k views

Why are companies selling mining hardware instead of using it themselves?

I'm not (yet) using Bitcoin, and I'm just approaching this world as of now. I stumbled upon some merchants that sell mining hardware (with some GH/s). But I've yet to understand what they gain, apart ...
12
votes
1answer
15k views

Why do AMD's GPUs mine faster than Nvidia's?

I have been searching Google all day and cannot find any real information. I'm looking for information in detail, such as specifications or the qualities of the GPUs that make the differences.
11
votes
2answers
8k views

Why do miners go offline?

As per my understanding mining process in bitcoin is fully automated. A manual intervention is needed only when: (i) A hardware failure occurs (ii) You might want to cool down the hardware (iii) You ...
11
votes
1answer
4k views

What mining performance can we roughly expect from the Intel SHA extensions of the upcoming Skylake processor architecture?

Intel is scheduled to release their new x86 SkyLake microarchitecture in Q3 2015. Among other interesting features, it will introduce SHA extensions that will allow hardware acceleration of the Secure ...
10
votes
3answers
4k views

What software/hardware is required to mine with an FPGA?

I have been looking for a device that would allow me to mine Bitcoins without too much noise and heat. Something relatively small that I could keep in a shelf without worrying too much about it. A ...
10
votes
4answers
896 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 ...
10
votes
1answer
565 views

Is there time-to-failure data available for any of the BFL products?

Butterfly Labs (BFL) is offering a few mining products which look to be based on some sort of FPGA or ASIC but I can't find any reliable data on what parts they're using or their manufacturing ...
9
votes
5answers
5k views

Best GPUs for Mining [closed]

GPU mining is the way to go, as at August 2011, until something better arrives on the market. There are plenty of GPUs out there, but only a handful offer the best performance when comparing total ...
9
votes
4answers
5k views

Could the $25/£16 Raspberry Pi computer be used to run mining equipment?

Raspberry Pi $25/£16 PC article I saw this article today and it looks like a really interesting development in budget computing. It's a $25 barebones computer that runs Linux, and can play games ...
9
votes
4answers
2k views

Why invest in mining hardware if the difficulty continues to climb at an exponential rate?

From the FAQ : Creating a block is a proof of work with a difficulty that varies with the overall strength of the network. So with these purty graphs there is a continuous exponential trend in ...
8
votes
3answers
30k views

Litecoin - Is better use a good CPU or good GPU?

I heard in some forums that mining Litecoin is better using a good CPU (Processor), different from Bitcoin that's better mine using a good GPU (Videoboard). I want know, this is true? For litecoin, ...
8
votes
1answer
4k views

How do I mine with FPGAs?

I'm not entirely sure how FPGA's work... Do I simply buy a ZTEX and it mines, or do I need to plug it into a computer via USB? Can I chain them? I'm so confused.
8
votes
5answers
9k views

Will expensive mining equipement have any worth in the future?

With more and more people picking up advanced ASIC miners, the difficulty is going up while the remaining coins are going down. If miners continue joining at this or a faster rate, the limit might be ...
8
votes
2answers
3k views

Can you use an external PCI expansion box for mining?

I'm wondering if plugging cards into something this external pci expansion box would be effective in a mining setup. I guess it depends on how much bandwidth is used, but I don't know how bandwidth ...
8
votes
1answer
80k views

How to quickly check your mining speed?

Is there some website that provides some webminer or other way for a person to check their mining speed without actually joining any pool or doing solo mining? Alternatively, are there some miners ...
7
votes
4answers
4k views

Now that my GPU mining rig will be made obsolete, where to turn?

With the return from GPU mining likely to be affected by ASICs, where can miners turn their machines? Should I become a pro gamer? Join a rendering farm for cash (do they exist?) and let Disney use my ...
7
votes
5answers
373 views

What is/Is there the relation between the value of a bitcoin and the prices of video cards?

A significant number of Video Cards (significant investment) are required to reduce the possibility of 51% attacks. What would happen to the price of a Bitcoin if the prices of Video Cards suddenly ...
7
votes
4answers
7k views

What's next after scrypt?

I have been reading about the LiteCoin, and how it uses a hashing function (scrypt) that is not able to be mined by ASICs. As a side-effect of this, it has been said that people with GPUs will move ...
7
votes
1answer
8k views

Bitcoin Miner Profit using 600 GH/s Monarch from Butterflylabs

Butterflylabs has a new 600 GH/s Bitcoin miner for $2,196. According to here, 600 GH/s at today's rate would mine approximately $170 a day. This means you make back the original cost of the miner ...
7
votes
1answer
28k views

What is the most cost effective GPU mining rig?

I'm looking for specific part numbers for CPU, GPUs, motherboards, cases, etc. Assume power doesn't matter. Also, what sort of hash rate does it get?
7
votes
1answer
1k views

When did the ASIC mining era begin?

I am trying to figure out when the ASIC mining era began. A Bitcoin magazine article from January 23rd 2013 announces the imminent arrival of the first batch of Avalon miners in early February. Is ...
6
votes
3answers
305 views

Does mining bitcoin on a laptop have an expected revenue exceeding the cost of electricity and wear and tear on the computer? [duplicate]

My understanding, from a relatively old source, that it used to be that hobbyists would get bitcoins from mining on their private computers, but that more recently there was a heavy shift to e.g. ...
6
votes
4answers
18k views

Coins with memory-intensive mining

Are there coins that demand system memory rather than computing power? Which coin brings me the most mining profit if I have a lot of system DDR3 RAM (say 64 GB or more) in my personal computer?
6
votes
1answer
2k views

Mining profitability sounds too good, where is the catch?

I am a beginner looking into Bitcoin mining. I don't want to waste time (or electricity) so I started looking into hardware mining rigs, for example: Saturn priced at $3000 USD, 275GH/s, consumes ~...
6
votes
2answers
9k views

Are there any attempts at creating ASIC for bitcoin mining?

I take reference to the Question here which compares ASIC with FPGA. In this question someone quotes a company called Largecoin that is said to be at the development of such an ASIC. However their web ...
6
votes
1answer
4k views

Can quantum computing improve Bitcoin mining?

Would a D-Wave 2 with 512 qbits be faster than the fastest ASIC when mining bitcoins?
6
votes
1answer
2k views

Do any vendors sell good mining rigs? [closed]

I'd like to buy a mining rig, something like 4 5850 cards, preferably more. I'd rather not build it myself. Are there any vendors who sell such machines at a reasonable price?
6
votes
2answers
960 views

What portion of the mining process does an ASIC perform?

If ASICs were described as a black box, what would their inputs be? Obviously, the actual hashing, the churning of the SHA-256 function is performed by the ASIC. Also, they must of course be able to ...
6
votes
2answers
4k views

How will the Bitcoin network look after BFL ASIC hardware shipments?

There have been over 7000 pre-orders of BFL SC series mining machines, with the cheapest one supposedly running at 3.5 GH/s and the most expensive being 1000GH/s thats a lot of hashes about to be ...
6
votes
1answer
4k views

What is better for Bitcoin mining: More stream processors or faster clock?

I'm trying to understand the relationships between components in a video card and how it impacts Bitcoin mining. What aspect of a video card is used during mining? For example, I can find a Radeon ...
6
votes
1answer
153k views

how do I figure out the hash rate of my computer? [duplicate]

My computer has AMD A4-5300 APU W/ Radeon(tm)HD subscore 6.2 Graphics AMD Radeon HD 7480D 4.7 If any one can help , thank you!
5
votes
2answers
10k views

Bitcoin alternative designed for NVIDIA

Currently the best graphics cards to mine Bitcoins are all AMDs. What should be changed in the Bitcoin protocol to make the alternative version of Bitcoins better mined by NVIDIA graphics cards? Could ...
5
votes
5answers
24k views

Do PCI USB risers lower the hashing rate?

I have a PCI USB riser like this one: I have 2 identical video cards with one plugged directly into the motherboard and one plugged in via the PCI riser. I am seeing a hash rate of 290 KH/s on the ...
5
votes
4answers
18k views

Can I use an old Pentium 4 desktop for mining if I upgrade it with a good GPU?

I know that the most important thing for mining is a GPU. I read some stuff about it but I never read a specific answer to this simple question. I have some old desktop computer. Pentium 4 (~1GHz) ...
5
votes
2answers
22k views

Overclock Antminer U3 running on raspberry pi

I have an Antminer u3 running on a raspberry pi using bfgminer. Its currently running at 47GH/s. Does anyone know if is possible to over clock it using BGFminer so that it will run at 55 - 60 GH/s? ...

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