Author: Aaron Gordon
Date: 20:26:34 02/21/03
Go up one level in this thread
On February 21, 2003 at 21:51:41, Matt Taylor wrote: >On February 21, 2003 at 19:49:55, Aaron Gordon wrote: > >>On February 21, 2003 at 18:08:58, Robert Hyatt wrote: >> >>>On February 21, 2003 at 17:37:35, Aaron Gordon wrote: >>> >>>>On February 21, 2003 at 08:04:18, Mike Byrne wrote: >>>> >>>>>On February 21, 2003 at 08:02:34, Mike Byrne wrote: >>>>> >>>>>>On February 21, 2003 at 07:14:47, Charles Worthington wrote: >>>>>> >>>>>>>On February 21, 2003 at 07:05:22, Charles Worthington wrote: >>>>>>> >>>>>>>>On February 21, 2003 at 06:47:11, Mike Byrne wrote: >>>>>>>> >>>>>>>>>On February 21, 2003 at 04:46:53, Charles Worthington wrote: >>>>>>>>> >>>>>>>>>>Bob what program is required for me to conduct benchmark tests with Crafty? >>>>>>>>>>Could you please e-mail it or post a link here to it? Thank you. >>>>>>>>> >>>>>>>>>Charles, >>>>>>>>> >>>>>>>>>You have it, the "crafty" program has a built in benchmark ....start crafty in >>>>>>>>>dos mode (console) with no crafty.rc file ( a plain taxt file you create with >>>>>>>>>engine parameters - but in this case - do not have a crafty.rc file in the same >>>>>>>>>directory as crafty). >>>>>>>>> >>>>>>>>>Type word "bench" at the command prompt. >>>>>>>>> >>>>>>>>>Mike >>>>>>>> >>>>>>>> >>>>>>>>Thanks Mike. I haven't set the Crafty you sent me up yet so I didn't know. In >>>>>>>>all honesty I have no Idea how to set it up to run on the Chessbase server. The >>>>>>>>Crafty that comes with fritz is already set up so I have never had to set one up >>>>>>>>yet. The other foreign progs are easy just drop in the eng and dll and you are >>>>>>>>done. This does not look so easy. :-) >>>>>>> >>>>>>> >>>>>>> >>>>>>>640 kNs.....Not good :-) >>>>>> >>>>>>on your new machine?? >>>>> >>>>>ok I see it in your title ...that is respectable for 1.2Ghz Celeron -- it's in >>>>>the ballpark -- I think a dual 3 Ghz will get 3M nps.... >>>> >>>>Hyatts Dual xeon 2.8GHz only gets 2.1 million in the benchmark.. >>>>If you scale it up to 3.06x2 + HT you'll only see about 2.3 million. >>> >>>I won't try to predict that performance, it needs testing. The 3.06 xeons >>>have 533mhz FSB, while my 2.8s are 400. That is a difference above and beyond >>>the raw clock speed. >> >>When I did testing vs Athlon SDR systems and DDR systems I noticed next to no >>difference in Crafty's performance. Doubling bandwidth made less than a 2% >>increase (if even that). Here is the graph I did back then, all "Thunderbird" >>systems are SDR, all AthlonXP's are DDR. I also included 1GHz/100fsb Athlon >>Tbird results vs 1GHz/133fsb results. Here is the list: >> >>http://speedycpu.dyndns.org/crafty/c1900-bench.jpg >> >>So you can compare: AthlonXP 1600+'s are 1.4GHz, compare with Tbird 1.4GHz. >>AthlonXP 1500+'s are 1.33GHz, compare with the Tbird 1.33. >> >>>>Crafty v19.4 (1 cpus) >>>> >>>>White(1): mt=4 >>>>max threads set to 4 >>>>White(1): bench >>>>Running benchmark. . . >>>>...... >>>>Total nodes: 104415743 >>>>Raw nodes per second: 2130933 >>>>Total elapsed time: 49 >>>>SMP time-to-ply measurement: 13.061224 >>>>White(1): end > >A faster FSB does more than just add bandwidth. CL=2 ram on a 100 MHz FSB is >slower latency-wise than CL=2 ram on a 133 MHz FSB. The ram timings in your >results aren't posted, but I would bet that they are different in some cases. >This can make a world of difference, particularly since the processors burn off >a lot of precious cycles waiting on memory. > >-Matt I used the fastest options available in the bios, CL2, 4-bank interleave, various things like that.
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