Author: James Swafford
Date: 14:50:38 07/24/99
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On July 24, 1999 at 15:04:27, Peter Kappler wrote: >On July 24, 1999 at 12:20:19, James Swafford wrote: > >>Using Dann's executable on my K6-2/400: 57,019 nps. >> >>Dann : what compiler did you use, and with what options? >>That's over 50% faster than CygWin with the -O flag. >> > >Now I'm very confused. > >Your K6-2/400 came in almost 10% faster than my K6-3/450. > >Even at equal clock speeds, the K6-3 should signifiantly outperform the K6-2, >since its L2 cache runs at core speed, instead of 100MHz. > >It's true that I'm running Win98 and you're running NT, but I can't believe that >could make such a big difference. > >Any ideas? > >--Peter > I just ran it again to be sure the first run wasn't a fluke, and it did slightly better with 57,163.385827 nps, time=3.556 sec. I'm a bit confused, too. Below are some of my benchmark results from WinTune98: I'd be interested to see how your K6-3 compares. CPU Integer: 895.7944 MIPS CPU Floating Point: 483.7748 MFLOPS Memory: 333.4171 MB/s -- James > >>-- >>James >> >> >> >> >>On July 23, 1999 at 14:49:20, Will Singleton wrote: >> >>>Results, so far, for the TSCP nps test: >>> >>>Platform Compiler nps >>> >>>Mac G3/300 CW 3.1 opt 40,519 >>>P2/300 msvc opt 38,223 >>>K6-2/400 cygwin opt 37,516 >>>P2/300 gcc opt 29,205 >>>K6-2/400 msvc no opt 28,745 >>>K6-2/400 cygwin no opt 23,885 >>>K5/116 gcc -0 17,200 >>>P6/200 watcom opt 16,018 >>> >>>Can anyone beat the Mac G3? I'm surprised the K6/400 isn't as fast as the >>>P2/300 (though different compilers were used). >>> >>>I would really like to see a few more machines here, as well as get >>>corroborating results from similar machines. Please submit results here or by >>>email. >>> >>>For those of you willing to participate, here's the method I followed: >>> >>>Download TSCP v1.3. ( http://ucsu.colorado.edu/~kerrigat/ ) >>>Modify the procedure Think() in search.c to: >>> search 6 ply. >>> Calculate and display NPS. >>>Compile using optimize on. >>>Run TSCP, and type ON. >>> >>>Thanks. >>> >>>Will
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