Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Pentium 4 optimized Crafty (& Tbird)

Author: Slater Wold

Date: 18:18:42 09/26/01

Go up one level in this thread


On September 26, 2001 at 21:04:16, Koundinya Veluri wrote:

>On September 26, 2001 at 18:11:42, Slater Wold wrote:
>
>>On September 26, 2001 at 17:41:22, Koundinya Veluri wrote:
>>
>>>On September 26, 2001 at 17:40:22, Koundinya Veluri wrote:
>>>
>>>>On September 26, 2001 at 16:46:23, Aaron Gordon wrote:
>>>>
>>>>>Ok, I just managed to get Crafty compiled (and profiled) for the Pentium 4, I
>>>>>haven't tested it as I don't have access to a Pentium 4 but definately let me
>>>>>know how it does compared to a standard exe. I would appreciate it.  You can
>>>>>download it at:
>>>>>
>>>>>ftp://65.10.79.9/pub/crafty/CraftyP4.zip
>>>>>
>>>>>AMD Athlon(Tbird,Duron, Palomino, etc) Optimized Crafty v18.10 (Has SMP support)
>>>>>ftp://65.10.79.9/pub/crafty/CraftyK7-1810.zip
>>>>>
>>>>>AMD Athlon(Tbird,Duron, Palomino, etc) Optimized Crafty v18.11 (Single CPU)
>>>>>ftp://65.10.79.9/pub/crafty/CraftyK7-1811.zip
>>>>>
>>>>>AMD Athlon(Tbird,Duron, Palomino, etc) Optimized Crafty v18.11 (Has SMP support)
>>>>>ftp://65.10.79.9/pub/crafty/CraftyK7-1811-SMP.zip
>>>>>
>>>>>Again, P4 benchmarks would be appreciated. Thanks.
>>>>>
>>>>>Here's my result to compare to (Tbird 1677MHz)
>>>>>Crafty 18.10
>>>>>Total nodes: 101850052
>>>>>Raw nodes per second: 1018500
>>>>>Total elapsed time: 100
>>>>>SMP time-to-ply measurement: 6.400000
>>>>
>>>>Sorry for the version differences. I hope it doesn't make a difference.
>>>>
>>>>48 MB hash, 2.5 MB pawn hash
>>>
>>>P4 1.7 Ghz, 256 MB ram
>>>
>>>>
>>>>Crafty 18.10 benchmark:
>>>>
>>>>Total nodes: 94500755
>>>>Raw nodes per second: 665498
>>>>Total elapsed time: 142
>>>>SMP time-to-ply measurement: 4.507042
>>>>
>>>>CraftyP4 18.11 benchmark:
>>>>
>>>>Total nodes: 93487314
>>>>Raw nodes per second: 687406
>>>>Total elapsed time: 136
>>>>SMP time-to-ply measurement: 4.705882
>>>>
>>>>Koundinya
>>
>>I know someone with a PIII 550mhz with Aaron's optimzed P4 Crafty, that gets a
>>little over 600k nps.
>>
>>No offense to you at all, but those numbers are sad.
>>
>>
>>Slate
>
>:) no offence taken. I didn't buy the P4 for speed... I bought it for stability.
>I got it two months ago and didn't crash once, unlike my older P3 733 or the
>AMD's. I hear AMD's crash a lot. I have no backup for this though because I've
>never used one. I like my P4 and btw, Crafty is the slowest on it. Most other
>programs get about 1.5 to 1.7x the speed from p3 733, but crafty gets about 1.1
>to 1.2x. Don't know why.
>
>Koundinya

I've had my dual AMD for a month now, and it has crashed once.  And that was a
Windows bug.

AMD's are pretty stable.  But it's not trivial why there aren't any Quad AMD
critical servers out there.  :)


Slate



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.