CPU Performance: Rendering and Synthetics

For the rest of our CPU tests, we’re using a mix of rendering and synthetic workloads. This is slightly different to our previous server reviews, due to some adjustments, and we hope to be running something similar to our standard server workloads in the near future.

All CPUs are run with SMT/HT enabled.

Corona 1.3 Benchmark

 

Blender 2.79b bmw27_cpu Benchmark

VRay Benchmark

AES Encoding

3DPM v2.1 non-AVX (64T Max)3DPM v2.1 AVX2/AVX512 (64T Max)

NAMD 2.31 Molecular Dynamics (ApoA1)

CineBench R20 MT

Even with the addition of a socket-to-socket in the mix, the dual 7F52 setup scores up to +100% in some benchmarks over the previous generation EPYC 7601. Against Intel’s latest 16-core Cascade Lake Refresh hardware, the AMD takes a sizeable lead in most benchmarks (except notably AVX512), which is perhaps to be expected given the price difference and power difference. What is interesting is how in certain workloads, the 2P 7F52 setup can make a reach up for the Xeon 8280s, despite the 8280s being 3x the cost each.

SPEC2006 and SPEC2017 (Single Thread) F is for Fast
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  • The_Assimilator - Tuesday, April 14, 2020 - link

    F as in "press to pay respects for Intel".
  • DanNeely - Tuesday, April 14, 2020 - link

    Am I cynical enough to think AMD deliberately chose "F for fast" knowing that r/AMD would go for the obvious meme? Absolutely.
  • The_Assimilator - Tuesday, April 14, 2020 - link

    I don't post to any of the hardware manufacturer subreddits because the fanboyism is just too extreme. Call of Duty memes, though, are universal.
  • Ian Cutress - Tuesday, April 14, 2020 - link

    Hey everyone, thanks for reading the review. Apologies it's not got the best processors in for comparison, we're working on getting some of them in, and hopefully some more time to test them as it was a quick back-to-back with the Renoir review then this one. We're looking to expanding our testing for these types of processors, so any suggestions (and Cliff Notes-style guides) would be really helpful!
  • hehatemeXX - Tuesday, April 14, 2020 - link

    Just get rid of the consumer CPU's. Most folks in the category of decision makers will not equate these to consumer side. Also, would it be possible to add VM benchmarks? Like compute focused benchmarks.
  • DanNeely - Tuesday, April 14, 2020 - link

    The conventional server market won't; but there are niche segments like high frequency trading that go as crazy with high clocked consumer parts as enthusiasts do because in their world 1ms faster matters more than anything else (remember Intel's no warranty 5ghz all core chip auction last year, HFT was the target market). Those people will be interested in if or how AMDs huge caches on these chip could help them.
  • eek2121 - Tuesday, April 14, 2020 - link

    On the contrary, Zen parts are essentially tweaked server parts. If is entirely plausible to use consumer grade Zen CPUs in server hardware. I should know, a cloud gaming platform I am designing is doing it.
  • ballsystemlord - Tuesday, April 14, 2020 - link

    No, keep the consumer CPUs.
  • kobblestown - Wednesday, April 15, 2020 - link

    Like others, I also think the consumer CPUs should be kept. It's not only about purchasing decisions. Comparing against a wider gamut of CPU helps us to evaluate the impact that different architectural choices have on performance. Many people that frequent this site are not just about the numbers, but about the insights.
  • hehatemeXX - Thursday, April 16, 2020 - link

    No one in their right mind would evaluate a server CPU, designed for datacenters against a consumer CPU that will never see the light of day. WTB a real data center oriented website.. you consumers are just annoying when it comes to this stuff.

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