Author: Mark Young
Date: 03:16:22 10/06/98
Go up one level in this thread
On October 06, 1998 at 05:58:36, Paul Petersson wrote: >On October 06, 1998 at 02:20:07, Mark Young wrote: > >>On October 06, 1998 at 01:44:15, Mark Young wrote: >> >>>On October 05, 1998 at 20:42:12, Paul Petersson wrote: >>> >>>>Here are some results from testing two Celeron processors. I used the BT16 >>>>position and Rebel 8. >>>> >>>> >>>>REBEL 8 BT16 >>>>-------------------------------------------- >>>> >>>>Celeron 266 @266 MHz (66*4) 5:29 >>>> >>>>Celeron 266 @400 MHz (100*4) 3:39 >>>> >>>> >>>>Celeron 300A @300 MHz (66*4.5) 2:56 >>>> >>>>Celeron 300A @450 MHz (100*4.5) 1:58 >>>> >>>>Celeron 300A @460 MHz (102*4.5) 1:55 >>>> >>>>Celeron 300A @504 MHz (112*4.5) 1:45 >>>> >>>>It gets very hot at 504 MHz, and hangs after a while, but at 460 MHz and lower >>>>it runs without problems. >>>> >>>> >>>>Paul >>> >>>Some of the times you post seem a bit fast for the Intel chip. Did you use 4 mb >>>of hash, and use the time to complete the full 9 ply search. Your 450mhz time of >>>1:58 is very close to Ed's time of 1:44 for his 450mhz AMD K6-2 chip. If I use >>>28mb of hash on my computer. I do a 9 ply search over 1 min faster then I do >>>using 4mb. One of the reasons 28mb is faster is you do not find the key move >>>Nxg2 so the program does not hang on that move for a long time, checking out the >>>move to make sure it is good. Now at 60mb Hash I find the key move Nxg2 and it >>>take me about 1 min longer to do 9 plys over 28mb hash and about the same as 4mb >>>hash. >> >>Here is what I mean. >> >>4mb hash, time to finish 9 ply search 2:33, move found after 9ply search Nxg2 >> >>28mb hash, time to finish 9 ply search 1:49, move found after 9ply search Nf5 >> >>60mb hash, time to finish 9 ply search 2:35, move found after 9ply search Nxg2 >> >>Rebel 8 running under windows. PII 400 > >I did the test precisely as described at Ed´s homepage. 4 MB hash. At 460 MHz it >finds Nxg2 in 1:42, and finishes at 1:55 after searching 19211713 nodes. > >Paul I just wanted to check. Because the AMD is suppose to be 25% to 30% faster then the intel chips at the same clock speed when running rebel. This est. then seems to be a bit high. At least with the Celeron with cache.
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