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To: Elmer who wrote (71872)2/18/2002 4:56:13 PM
From: Charles GrybaRespond to of 275872
 
Elmer, by lousy design I meant low ipc. Maybe the actual ipc x clock delivers good integer performance but it's not solely to the cpu design. Memory bandwidth has something to do with it too.

C



To: Elmer who wrote (71872)2/18/2002 6:38:42 PM
From: dumbmoneyRespond to of 275872
 
Everyone else should have such a bad design. It's just the fastest integer processor in the universe and the only thing in it's league is the power4 design from IBM. They need SOI, over 1.5MBs of on die cache and 128 Meg of L3 to tie the P4 in SPECint and that's without HT running on the P4. Your description of a lousy design is absurd by definition but not unexpected.

Outside the Elmer reality-distortion zone, there are several CPUs "in the same league" as the Pentium4, including the Athlon, which gets similar performance with 60% of the die area and lower memory bandwidth.