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URL: https://www.phoronix.com/review/amd-epyc-4345p/2

⇱ AMD EPYC 4345P 8-Core CPU Performance Review - Phoronix


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AMD EPYC 4345P 8-Core CPU Performance

Written by Michael Larabel in Processors on 9 June 2025 at 11:00 AM EDT. Page 2 of 8. 11 Comments.

Starting off the testing were some code compilation benchmarks given the widespread importance of speedy code compilation whether assembling continuous integration (CI) / continuous deployment (CD) build server looking at these low-cost server processors to enjoy ECC memory as a developer rig. The EPYC 4345P immediately shined: the EPYC 4345P at the same core/thread count as the Xeon 6369P could turn around a default Linux x86_64 kernel build in less than 80% the time it took the Xeon CPU. The prior-generation EPYC 4344P even outpaced the Xeon 6369P.

Not only was the EPYC 4345P building the Linux kernel much faster than the Xeon 6369P but it was doing so at lower power use of around 77 Watts compared to the Xeon 6369P at a 97 Watt average and a recorded peak of 192 Watts. There was much greater efficiency with any of the tested EPYC 4005 processors than with the Xeon 6369P flagship.

Not only did the EPYC 4345P deliver much better raw performance and power efficiency but it did so at a significantly lower cost.

For doing a comprehensive Linux kernel build with all possible kernel modules "allmodconfig", the EPYC 4345P advantage was even more compelling. The Xeon 6369P required five more minutes to compile the kernel than the EPYC 4345P, which would certainly add up over the course of the day for a CI/CD build system that may be compiling code on each commit/merge, etc.

Or for those that may be compiling LLVM a lot, the EPYC 4345P got the job done in two fewer minutes than the Xeon 6369P all while costing less and being more energy efficient. Or at the top-end with the EPYC 4585PX, you could easily carry out two LLVM builds in the time it takes the top-end Intel Xeon 6300 series build to complete one build.

Across all of the different codebases tested whether a small application or a massive project like the Godot game engine or LLVM, the EPYC 4345P was providing substantial time savings and greater energy efficiency and value for those considering a budget CI/CD box or even just a developer desktop with ECC memory.