Author: Alvaro Jose Povoa Cardoso
Date: 11:05:28 04/19/03
Go up one level in this thread
On April 19, 2003 at 04:17:14, Aaron Gordon wrote: >On April 18, 2003 at 23:57:45, Robert Hyatt wrote: > >>On April 18, 2003 at 18:57:29, Joshua Haglund wrote: >> >>>> >>>>RAMBUS ram has a pretty good bandwidth number. The problem with it is it also >>>>comes with a pretty bad latency number. >>>> >>>>I've run Crafty on most everything and I get the best performance on SDRAM. DDR >>>>is next with RAMBUS in third place. >>> >>>What would those latency numbers be? >>> >>>Thanks in advance, >>> >>>Joshua >> >> >>Recent testing put registered DDR RAM at 150 ns on my dual xeon 2.8ghz >>Dell box. >> >>SDRAM was at 120ns. >> >>I don't have any RAMBUS boxes around that I can test on so I can't give >>real numbers there, hopefully someone else will run lmbench on a non-overclocked >>RAMBUS box and report a real number. If not, I'll try to get one tested next >>week. > >Don't forget an Nforce2 with 166mhz(333DDR) DDR ram was 100ns. No overclocking. Please check this url on an Athlon XP 64 at 1.6GHz (2800+) http://www.xbitlabs.com/articles/cpu/display/athlon64_6.html Regards, Alvaro
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