Richard Cownie (tich@pobox.com) on 8/3/10 wrote:
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>Mark Roulo (nothanks@xxx.com) on 8/3/10 wrote:
>---------------------------
>
>>The Nehalem L2 caches (256 KB) are per-core and are not shared. The pre-Nehalem
>>Intel chips had larger, shared L2s. On Nehalem, the trick is to not need the L3
>>(which is shared, and which the cores *will* fight over).
>
>Thanks, I didn't know that. A lot of good stuff has happened
>in Nehalem which probably bends the CPU/GPU comparison
>towards the CPU. But then maybe a lot of those CPU/GPU
>comparisons in the literature are based on measuring older cpu's ?
>

They might be. That would be interesting to know, too.

-Mark Roulo