Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: OT: Affordable new 64-bit Power4 boxen from IBM

Author: Vincent Lejeune

Date: 06:07:27 06/25/02

Go up one level in this thread


On June 25, 2002 at 08:56:04, Adam Oellermann wrote:

>On June 25, 2002 at 07:54:35, Vincent Lejeune wrote:
>
>>On June 25, 2002 at 05:09:04, Adam Oellermann wrote:
>>
>>...
>>>As I understand it, the Power4 blows the doors off Itanium2 for integer
>>>performance. So a dual for approx $20000 and a quad for approx $30000 would
>>>represent an *immense* amount of chess for your money. Me, I'd love to see
>>>Crafty on one of these guys clean up ICC... Of course, while it's dreamtime, IBM
>>>have 32-way boxes with 1.4GHz Power4 CPUs
>>>
>>>Cheers
>>>Adam
>>
>>Bob, would you compare the speed of such computer and the one who run Cray
>>Blitz, please ?
>
>Surely the differences in the architecture/purpose between a 64-bit SMP Unix box
>and a Cray must fill any honest comparison with weasel words. I am sure there
>are some things which the Cray would do much faster; some the big IBM boxes
>could probably compete. I would ***guess*** that the Cray would run Cray Blitz
>faster, but a 32x1.4GHz Power4 would run Crafty faster; Cray Blitz taking
>advantage of unusual features of the Cray, with Crafty being more suited for
>"general-purpose" computers.
>
>Disclaimer: I've never even seen a Cray up close, and therefore defer to just
>about anyone who might have an opinion on this :)

My question was a bit unclear, I just would to know the comparison, in
Nodes/secondes between  "CrayBlitz on cray" and "Crafty on such machine" :)



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.