On 09/11/2025 15:47, jr wrote:
> strange.  on my "elderly" i5, the help option reports CPU Intel (with
> SSE2,AVX,AVX2,FMA3) and noise generator 'avx2fma3-intel'.
> 
> fwiw, when the correct CPU is detected, find out which "chipset" ('Haswell' for
> this machine), and check if the compiler "knows" that, ie I can use the
> '-march=haswell -mtune=haswell' GCC options.  unsure about "performance boost"
> :-).

Nothing strange - at home I have Intel, but now building version for
hosting provider's server that works under "AMD EPYC 7763 64-Core" and
want to make optimal configuration.

I will be happy if you suggest me the best options for this
hardware.
-- 
YB

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