Author: Aaron Gordon
Date: 07:00:51 09/30/04
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On September 30, 2004 at 05:36:58, Vasik Rajlich wrote: >On September 29, 2004 at 18:36:31, Aaron Gordon wrote: > >>On September 29, 2004 at 18:22:33, martin fierz wrote: >>>hi aaron, >>> >>>nice testing :-) >>>so i guess i was right to buy the athlon64 with 2.2GHz but only 512KB cache >>>instead of the 2.0GHz with 1MB cache; both with the same 3000+ performance >>>rating. >>> >>>cheers >>> martin >> >>Yes, you made the right choice :) >>The best thing to get right now for chess would be the Athlon 64 3400+ at 2.4GHz >>with 512k L2 and not the 2.2GHz/1mb version. The 90nm Athlon 64s have just been >>released, so it'd be wise to wait on those. >> >>Not sure how much overclocking potential they have but it should be nice. The >>current Athlon 64 2.4GHz get up into the 2.6-2.7GHz range on air cooling with >>the 130nm process. Really looking forward to seeing the 90nm results. > >Yes, great test. I also had to guess between the 3400+s - and also guessed right >:) > >Comparing 256 MB v 512 MB is a bit hard to understand though. Rotated bitboard >lookup tables alone require 190K. Many entries of course are extremely rare but >I would think that these tables would more or less occupy 190 K of the cache. > >Vas You also have to remember that the L1 cache is 128k as well. The chips have a total of 384k abd 640k respectively.
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