CPU Showdown

Ryzen 9 5900vsEPYC 9755

The AMD EPYC 9755 is a server chip for massive datacenter workloads, while the Ryzen 9 5900 is a desktop processor for everyday computing and gaming.

AMD Ryzen 9 5900
12C / 24T · 65W
VS
AMD EPYC 9755
128C / 256T · 500W
AMD

Ryzen 9 5900

Vermeer · 7 nm · 2021

20score
4.2/ 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 5900
20
EPYC 9755Winner
100
EPYC 9755 leads by 400.0% in aggregate performance.
Where they rank overall
#1EPYC 9755100
#2Ryzen Threadripper 9980X86
#85Core i7-12700KF20
#86Ryzen 9 590020
#87Core i9-1290020
Technical Specifications

Side-by-Side Specs

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

SpecsRyzen 9 5900EPYC 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
PCIePCIe 4.0PCIe 5.0
Power
Base TDP65W500W
General
ArchitectureVermeerTurin
Process7 nm4 nm
Verdict

Which should you buy?

Winner overall

The EPYC 9755 dominates for heavy server tasks with far more cores and memory, but the Ryzen 9 5900 is the better choice for everyday desktop use.

Best value

The Ryzen 9 5900 is the smarter pick for budget buyers, offering strong single-threaded speed and low power draw.

When the other wins

The weaker Ryzen 9 5900 is the right choice for a quiet home PC where gaming and office work matter more than massive parallel processing.

FAQ

Frequently asked questions

Is the Ryzen 9 5900 better than the EPYC 9755?

Overall the EPYC 9755 is the stronger processor: it ranks higher in our aggregate performance score (100 vs 20 out of 100), so it leads the Ryzen 9 5900 in most workloads.

How much faster is the EPYC 9755 than the Ryzen 9 5900?

Based on our aggregated benchmark scores the EPYC 9755 is roughly 400% faster than the Ryzen 9 5900 overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Ryzen 9 5900 or the EPYC 9755?

If you want the most performance, pick the EPYC 9755. If the Ryzen 9 5900 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.