Questions tagged [gpu]

"Graphics Processing Unit" - The specific component on a video card which performs active processing of images. GPUs are commonly used in Bitcoin mining as they are much more efficient at certain varieties of integer math which are a major part of the hashing process underlying Bitcoin mining.

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How long to earn fractions of bitcoin [duplicate]

I started mining today, and I'm using the bitcoin GUI miner, along with rpc2013-cuda. I'm running algorithms on the CPU(completely maxed out - It's a core i7 quad-core/Hyperthreaded at 2.3GHz) and the ...
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ATI OpenCL V.S. NVidia Cuda Cores

First of all, i would like to say, i really don't want this thread to be some debate about your favorite video card manufacturer. So please just take that elsewhere. I have heard from a lot of people ...
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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 ...
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Why would someone rent hashing power?

I have seen some people on the bitcointalk forum looking for hashing power to rent (here is one example) and usually they pay more to rent the rig than they would earn by selling the mined coins at ...
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1answer
4k views

How fast can one generate Bitcoin addresses?

Seeing as the topic of generating address conflicts comes up every now and then, I am wondering if someone looked into the problem a bit further. Has anyone measured the speed at which Bitcoin ...
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When will FPGAs and ASICs 'replace' GPUs for mining?

Please explain in detail, or provide an an estimate, at least.
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1answer
694 views

Miners dogpiling on one device

I've built a mining rig running Ubuntu 11.10 with 3 Radeon 6850 GPUs. When I run ./poclbm.py without any arguments, it returns the list of available devices as... [0] Barts [1] Barts [2] Barts [3] ...