CPU Showdown

Ryzen 9 PRO 5945vsEPYC 9755

The EPYC 9755 is a 128-core server monster for massive-scale virtualization and data-crunching workloads, while the Ryzen 9 PRO 5945 is a 12-core business desktop chip built for professional workstations and office productivity.

AMD Ryzen 9 PRO 5945
12C / 24T · 65W
VS
AMD EPYC 9755
128C / 256T · 500W
AMD

Ryzen 9 PRO 5945

Vermeer · 7 nm · 2022

21score
3.8/ 5
0 votes
Cores / Threads
12 / 24
TDP
65W
Boost Clock
4.7 GHz
L3 Cache
64 MB

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AMD

EPYC 9755

Turin · 4 nm · 2024

100score
2.8/ 5
0 votes
Cores / Threads
128 / 256
TDP
500W
Boost Clock
4.1 GHz
L3 Cache
512 MB

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Aggregate Performance

Overall Performance Score

A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest desktop CPU available.

Ryzen 9 PRO 5945
21
EPYC 9755Winner
100
EPYC 9755 leads by 376.2% in aggregate performance.
Where they rank overall
#1EPYC 9755100
#2Ryzen Threadripper 9980X86
#80Ryzen 7 PRO 774521
#81Ryzen 9 PRO 594521
#82Ryzen 7 770021
Technical Specifications

Side-by-Side Specs

Every detail compared. Highlighted cells indicate the leading value for that metric.

SpecsRyzen 9 PRO 5945EPYC 9755
Cores
Total Cores12128
Threads24256
Base Clock3.0 GHz2.7 GHz
Boost Clock4.7 GHz4.1 GHz
Cache
L2 Cache6 MB128 MB
L3 Cache64 MB512 MB
Platform
SocketAM4SP5
MemoryDDR4DDR5
PCIePCIe 4.0PCIe 5.0
Power
Base TDP65W500W
General
ArchitectureVermeerTurin
Process7 nm4 nm
Verdict

Which should you buy?

Winner overall

The EPYC 9755 dominates raw performance for heavy server workloads, but the Ryzen 9 PRO 5945 wins overall for most users due to far lower power draw and ample speed for everyday tasks.

Best value

The Ryzen 9 PRO 5945 is the smarter budget pick, offering strong everyday performance at a fraction of the power cost.

When the other wins

The EPYC 9755 is the right choice when you need maximum multi-threaded throughput for massive virtualization or data-crunching tasks.

FAQ

Frequently asked questions

Is the Ryzen 9 PRO 5945 better than the EPYC 9755?

Overall the EPYC 9755 is the stronger processor: it ranks higher in our aggregate performance score (100 vs 21 out of 100), so it leads the Ryzen 9 PRO 5945 in most workloads.

How much faster is the EPYC 9755 than the Ryzen 9 PRO 5945?

Based on our aggregated benchmark scores the EPYC 9755 is roughly 376% faster than the Ryzen 9 PRO 5945 overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Ryzen 9 PRO 5945 or the EPYC 9755?

If you want the most performance, pick the EPYC 9755. If the Ryzen 9 PRO 5945 is meaningfully cheaper where you shop, it can be the better value for similar real-world results — check current prices and the full spec comparison above before deciding.