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Forum: Hardware

October 2, 2020, 02:54

Replies: 14

AMD's Ryzen threadripper

Views: 6,361

Posted By flotus1

I thought your simulation always has 44 domains....

I thought your simulation always has 44 domains. How do you run it on less than 44 cores? Overprovisioning?

Anyway, there are ways to run benchmarks of your code on newer hardware. You could...

Forum: Hardware

October 1, 2020, 05:09

Replies: 14

AMD's Ryzen threadripper

Views: 6,361

Posted By flotus1

The current "Zen2" architecture of AMD Epyc and...

The current "Zen2" architecture of AMD Epyc and Ryzen CPUs has nothing in common with the "Bulldozer" and "Piledriver" architecture from the Opteron days. Both in terms of the architecture itself,...

Forum: Hardware

September 30, 2020, 19:31

Replies: 14

AMD's Ryzen threadripper

Views: 6,361

Posted By flotus1

For a DIY solution, you have two motherboards to...

For a DIY solution, you have two motherboards to choose from:
Supermicro H11DSi(-NT) R2.0
Gigabyte MZ72-HB0
Both will do for CPUs with 24 or 32 cores, but the latter is a bit on the expensive side...

Forum: Hardware

September 30, 2020, 17:00

Replies: 14

AMD's Ryzen threadripper

Views: 6,361

Posted By flotus1

If parallelization is implemented via MPI +...

If parallelization is implemented via MPI + domain decomposition, it is very likely that the code handles NUMA rather well. In which case two Epyc CPUs would be a much better choice compared to a...

Forum: Hardware

September 30, 2020, 15:54

Replies: 14

AMD's Ryzen threadripper

Views: 6,361

Posted By flotus1

Which software are you using? Why does it need at...

Which software are you using? Why does it need at least 44 cores? Such a specific number sounds pretty weird.

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