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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111
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?
58
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 ...
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.
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 ...
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, ...
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 ~...
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 ...
4
votes
3answers
49k views

5 GH/s Bitcoin Miner from Butterfly Labs can mine Litecoin?

I was wondering buy this ASIC miner of 5GH/s to mine Litecoin. I want know, can I mine Litecoin with this powerful tool? If not, there any ASIC miner's that can mine Litecoin?
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 ...
4
votes
2answers
3k views

Which coins can butterfly-labs miners mine

Can I use a butterfly-labs miner to mine any crypto-currency?
4
votes
3answers
21k views

Will a bitcoin miner work for other currencies?

If I purchase a card (or similar device) that claims to mine Bitcoins at 10 GH/s, will that device also work for other currencies? That is, would the device also work on a multi-pool for litecoins, ...
3
votes
1answer
12k views

How much time in average does it take for an simple PC to create block?

Let's say I have simple computer (CPU- Intel i7 for example), and I start mining blocks in the bitcoin network. How much time in average does it take to create 1 block? (1 per week? 1 per month? 1 per ...
3
votes
2answers
12k views

Isracoin: What hashrate should I be getting with intel core i5?

I'm only getting 13 kh/s using minerd with intel i5 and the lowfeemining.org pool. Shouldn't I be getting a better hashrate?
2
votes
1answer
3k views

Why does my Antminer S7 power down right after startup?

Before asking the question I'll better introduce what I am doing: I have: Antminer S7 (Bought from BitMain) BitMain PSU (Bought from BitMain) 220V & 10-16A & 3*0.75mm^2 Power Cord for the ...
0
votes
1answer
210 views

Today's threshold difficulty at 3,9 what would a miner need to go solo

What i am asking is a relative threshold on the minimum Hash rate needed to mine solo, taking into account todays difficulty,could it be an ASIC of 1TH/s or 5TH/s so as to compare with pool mining
0
votes
1answer
471 views

How can someone mine bitcoins at billions or trillions of hashes per second when the nonce is only 2^32 in size?

According to another similar question on Bitcoin Stack Exchange, https://en.bitcoin.it/wiki/Block_hashing_algorithm shows how the mining algorithm works for Bitcoin. The problem is, it shows the ...
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 ...
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
2answers
952 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 ...
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
895 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 ...
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 ...
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 ...
0
votes
2answers
2k views

Can a Qubit Miner ASIC device be created and what would its impact be on the mining community?

With mining gaining in popularity every day and the raw power of the ASIC devices increasing at a dramatic rate, I wonder what is the next big jump for miners. Qubits, or quantum bits, have already ...
-5
votes
1answer
5k views

Is Bitcoin mining profitable yet?

My points: Using the Bitcoin mining profitability calculator and mining hardware comparisons, we see that with most of the hardware (GPUs, FPGAs) you can't generate enough bitcoins to compensate for ...
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 ...
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?
4
votes
2answers
10k views

What hashing speed does my hardware have?

I'm checking this page to know what hashing speed my hardware has. But there's no explanation about the acronyms. For my Core 2 Quad Q9650, what's the expected hashing speed?
4
votes
2answers
3k views

What's a better investment? Buying an ASIC-based mining rig, or buying bitcoin itself?

Seems like some miners are saying they would have made more money by simply buying and holding Bitcoin, rather than mining it. Is that likely to be the case going forward? I know I'm asking for ...
4
votes
4answers
3k views

When will FPGAs and ASICs 'replace' GPUs for mining?

Please explain in detail, or provide an an estimate, at least.
4
votes
3answers
1k views

What other purposes can I use my [obsolete] hashing hardware for?

It's pretty easy to reuse CPUs or Video cards that were previously used for Bitcoin hashing, but what can I do with FPGA hardware when the difficulty becomes too high for it to be worthwhile to mine? ...
4
votes
4answers
6k views

Can Litecoin mining be bottle-necked by motherboard/cpu?

So I brought 2x Sapphire Vapore-X R9 280X video card. I am only doing 550kh/s each while on my other more powerful setup with the same card get about 750kh/s. I am wondering if the motherboard/cpu ...
0
votes
1answer
1k views

Bitcoin calculator based on my machine

I tried to find an online tool that would allow me to calculate how many BTC (or portions of it) I might be able to mine with my computer, but I couldn't find an answer that is exhaustive. Is there ...
0
votes
4answers
48k views

how to calculate hash rate of your rig?

First going the easy way, I would use any online calculator but most of these mining calculators require the hash rate of my device. I am unable to find a suitable answer or a guide to easily compute ...