[Libav-user] Faster X265 encoding, buying new hardware, advice please?
Carl Eugen Hoyos
ceffmpeg at gmail.com
Thu Oct 26 00:50:08 EEST 2017
2017-10-25 22:09 GMT+02:00 Dave <ffmpeg at dgmm.net>:
> Thanks Carl. There seems to be very sparse information around in
> terms of comparison benchmarks and system recommendations but
> what you say more or less keeps it simple. I doubt I'll be forking out
> for the latest bleeding edge CPU so it pretty much boils down to as
> many cores and MHz as I can afford, carefully matched to a decent
> motherboard and RAM with plenty of onboard data transfer bandwidth.
I fear a little research will tell you that only the "bleeding edge" cpus
have a measurably better memory transfer bandwidth, motherboard
should have no impact. The cpu cache may make memory bandwidth
> Should I be wary of AMD though or do the more modern CPUs support
> the same extensions as Intel, or at least are supported by the encoder
> such that I'm not going to end up with a pig in a poke if I choose AMD?
You won't get AVX512 for AMD.
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