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Old 2019-09-16, 12:34   #4
M344587487
 
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"Composite as Heck"
Oct 2017

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Quote:
Originally Posted by joblack View Post
Tests on my 3700X suggested that every task shouldn't use more than 4 cores. More won't give you a lot of more performance.

So with the 3950 use four number checks with four threads each.
Mackerel's 3600 data suggests otherwise, they indicate that one worker using all cores is optimal as the large conjoined cache likely helps avoid a RAM bottleneck: https://www.mersenneforum.org/showpo...3&postcount=61


If you get a chance would you mind doing some more testing if required and providing the data?
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