On Thu, Sep 10, 2009 at 10:36:27AM +0200, Francesc Alted wrote: > Where are you getting this info from? IMO the technology of memory in > graphics boards cannot be so different than in commercial motherboards. It > could be a *bit* faster (at the expenses of packing less of it), but I'd > say not as much as 4x faster (100 GB/s vs 25 GB/s of Intel i7 in > sequential access), as you are suggesting. Maybe this is GPU cache > bandwidth?
I believe this is simply because the transfers is made in parallel to the different processing units of the graphic card. So we are back to importance of embarrassingly parallel problems and specifying things with high-level operations rather than for loop. Ga�l
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