Author: Tom Kerrigan
Date: 09:48:12 06/26/03
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On June 26, 2003 at 00:10:02, Cameron Hayne wrote: >I recall Bob Hyatt saying a while back (on the newsgroup rgcc) that one of the >things he had to take account of in moving from Cray Blitz to Crafty was the >relatively slow memory bandwidth of PC-class machines. I think one of the most >significant improvements of the G5 is the huge increase in bus speed - it runs >at half the speed of the CPU. This might enable some improvements in Crafty. The G5 still uses the same memory as every other PC (DDR 400)--it doesn't matter if you have an infinitely fast bus if your memory isn't as fast. Also, in terms of memory, Opteron and Athlon 64 will have much better interfaces to memory than the G5. -Tom
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