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Message boards : Number crunching : Seconds jump from 20,000 to 40,000 for same credit? Anyone know why?

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rraplee
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Message 3972 - Posted: 23 Nov 2008 | 23:21:37 UTC

131173 96640 22 Nov 2008 14:28:50 UTC 26 Nov 2008 14:28:50 UTC In progress --- New --- --- ---
131136 96614 22 Nov 2008 13:56:04 UTC 23 Nov 2008 20:45:23 UTC Over Success Done 40,777.68 3,232.06 3,232.06
127909 94101 20 Nov 2008 4:23:18 UTC 22 Nov 2008 21:21:41 UTC Over Success Done 39,873.33 3,232.06 3,232.06
126844 93287 19 Nov 2008 9:56:14 UTC 22 Nov 2008 9:56:51 UTC Over Success Done 40,425.22 3,232.06 3,232.06
125894 92547 18 Nov 2008 16:02:03 UTC 21 Nov 2008 16:02:14 UTC Over Success Done 34,710.33 3,232.06 3,232.06
125085 91878 17 Nov 2008 22:18:05 UTC 20 Nov 2008 22:21:24 UTC Over Success Done 20,513.06 3,232.06 3,232.06
123826 90883 17 Nov 2008 3:39:36 UTC 20 Nov 2008 4:23:18 UTC Over Success Done 22,661.78 3,232.06 3,232.06
121912 89436 16 Nov 2008 9:23:50 UTC 19 Nov 2008 9:56:14 UTC Over Success Done 20,826.13 3,232.06 3,232.06
121892 89421 15 Nov 2008 15:32:07 UTC 18 Nov 2008 16:02:03 UTC Over Success Done 22,807.44 3,232.06 3,232.06
120747 88510 14 Nov 2008 18:58:51 UTC 17 Nov 2008 22:17:24 UTC Over Success Done 19,260.40 3,232.06 3,232.06

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Profile Krunchin-Keith [USA]
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Message 4013 - Posted: 24 Nov 2008 | 21:42:25 UTC

Credit is based on the number of steps the GPU processes. Those are fixed at 850,000 steps currently for the main applciation. Test applciation is different.

Your CPU time changes beacuse others things running slow it down, but the GPU still does the exact same amount of work per task.

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Message boards : Number crunching : Seconds jump from 20,000 to 40,000 for same credit? Anyone know why?

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