Re: Mersenne: Trial factoring time

2001-11-28 Thread Gareth Randall
Funny you should mention that... I just switched from running mprime on my 400MHz K6-2, to running it on my 450MHz PII. I'd previously been running Tony Forbes' MFAC on the PII instead, but this fits mostly within level-1 cache and hence made no use of the larger PII cache or the better FPU. T

Re: Mersenne: Trial factoring time

2001-11-27 Thread bjb
On 26 Nov 2001, at 19:18, George Woltman wrote: > Hi, > > At 12:46 AM 11/27/2001 +0100, george de fockert wrote: > >One of my machines does trial factoring. > >Now in the M1790 range, factoring to 2^66. > >This takes a very long time, is it better to let it double check ? > > It is a matter

Re: Mersenne: Trial factoring time

2001-11-26 Thread George Woltman
Hi, At 12:46 AM 11/27/2001 +0100, george de fockert wrote: >One of my machines does trial factoring. >Now in the M1790 range, factoring to 2^66. >This takes a very long time, is it better to let it double check ? It is a matter of personal preference. You can figure out how long a double-ch

Mersenne: Trial factoring time

2001-11-26 Thread george de fockert
Hi all, One of my machines does trial factoring. Now in the M1790 range, factoring to 2^66. This takes a very long time, is it better to let it double check ? Or is it time for a more efficient trial factor implementation (if possible ?). George de Fockert __