Author: Eugene Nalimov
Date: 21:04:34 02/15/03
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On February 15, 2003 at 21:37:19, Tom Kerrigan wrote: >On February 13, 2003 at 15:46:26, Eugene Nalimov wrote: > >>Some time ago I wrote in the (lost) thread: please compare Itanium2 not with >>P4/Athlon/etc., but with server CPUs. I.e. with 4-way Xeons, Power4, etc. > >I don't know how I got dragged into talking about x86 at all. Everybody seems to >assume that I want to prove that the P4 is better than the I2 in all cases no >matter what. The comparison I'm interested in is Opteron vs. I2... > >>benchmarks it resembles real-world server-like code a most: it's (relatively) >>large, execution time not spent in several functions but heavily spread across >>lot of functions, lot of loops across pointer chains, lot of calls, >>unpredictable branches, etc. > >In other words, it's suited to chips with lots of cache or low latency memory >and low branch mispredict penalties. Opteron addresses all of these issues. Why it should be better than Power4+? Thanks, Eugene >-Tom
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