Author: Barry Culp
Date: 06:02:43 02/24/00
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On February 23, 2000 at 19:37:28, Tom Kerrigan wrote: >On February 23, 2000 at 14:28:11, Barry Culp wrote: > >>Does anyone know of any info on the relative performance of some of the better >>chess programs like Crafty, Fritz, Century, Junior etc on Intel high end >>machines with the new high speed and very expensive RDRAM memory. ??? >> >>Supposedly RDRAM memory has a faster transfer rate (bits/sec) but a slower >>latency (time you wait until data starts flowing once a request is made) than >>conventional SRDAM memory. I have seen some info that says SDRAM actually slows >>down some applications like MS Word and Excel. >> >>Barry Culp > >Chess programs usually don't go to memory much, and when they do, it's random >access. So RDRAM will not make a difference. In fact, RDRAM has longer latency >than SDRAM, so if anything, it will make your chess program slightly slower. > >If an RDRAM system is running faster than an SDRAM system, it is for some other >reason. Most likely you're comparing a Coppermine to a "regular" Pentium III. > >-Tom If you allocate a large amount of hash tables ...say 128 mb or more ...does that make RDRAM more efficient than SDRAM ?? Barry
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