[Beowulf] Nvidia FERMI/gt300 GPU
Craig.Tierney at noaa.gov
Thu Oct 1 17:18:40 EDT 2009
Bill Broadley wrote:
> * IEEE floating point, doubles 1/2 as fast as single precision (6 times or
> so faster than the gt200).
> * ECC
The GDDR5 says it supports ECC, but what is the card going to do?
Is it ECC just from the memory controller, or is it ECC all the way
through the chip? Is it 1-bit correct, 2-bit error message?
> * 512 cores (gt200 has 240)
> * 384 bit bus gddr5 (twice as fast per pin, gt200 has 512 bits)
> * 3 billion transistors
> * 64KB of L1 cache per SM, 768KB L2, cache coherent across the chip.
> No time line or price, but it sounds like a rather interesting GPU for CUDA
> and OpenCL.
> More details:
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Craig Tierney (craig.tierney at noaa.gov)
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