Re: Mersenne: P-1 Puzzle

2002-06-12 Thread Daran
- Original Message - From: Brian J. Beesley [EMAIL PROTECTED] To: Daran [EMAIL PROTECTED]; [EMAIL PROTECTED]; Anurag Garg [EMAIL PROTECTED] Sent: Tuesday, June 11, 2002 8:23 PM Subject: Re: Mersenne: P-1 Puzzle On Tuesday 11 June 2002 06:13, Daran wrote: [... snip ... interesting but

Mersenne: Slow Pentium 4 question

2002-06-12 Thread Bockhorst, Roland P HQISEC
I think my P4 is running like a P III, at one third speed doing Mersenne Prime testing. When I run Prime95v22 it reports my P4 as CPU features: RDTSC, CMOV, PREFETCH, MMX If I change the CPUtype to 12 (P4) and add SSE to the local.ini file, as in ... CPU features: RDTSC, CMOV,

Re: Mersenne: Slow Pentium 4 question

2002-06-12 Thread brian j. peterson
tried WCPUID to identify the chip? http://www.h-oda.com/ http://hp.vector.co.jp/authors/VA002374/src/download.html -brian On Wed, Jun 12, 2002 at 04:53:18PM -0700, Bockhorst, Roland P HQISEC wrote: I think my P4 is running like a P III, at one third speed doing Mersenne Prime testing.

Re: Mersenne: Slow Pentium 4 question

2002-06-12 Thread Steve Elias
hello Roland, could the CPU be overheating? what is the ambient temperature in the room? have you verified cpu fan and other case fans are operating? is plenty of hot air exiting the power supply fan? P4 has thermal protection which will slow selected areas of the chip, whichever portions are

Re: Mersenne: Slow Pentium 4 question

2002-06-12 Thread George Woltman
At 04:53 PM 6/12/2002 -0700, Bockhorst, Roland P HQISEC wrote: I think my P4 is running like a P III, at one third speed doing Mersenne Prime testing. When I run Prime95v22 it reports my P4 as CPU features: RDTSC, CMOV, PREFETCH, MMX I'm pretty sure that Windows 95 does not support SSE