CPU Showdown

Athlon X4 950vsEPYC 9755

The Athlon X4 950 is a basic quad-core chip for budget office builds, while the EPYC 9755 is a 128-core server monster for massive data centers.

AMD Athlon X4 950
4C / 4T · 65W
VS
AMD EPYC 9755
128C / 256T · 500W
AMD

Athlon X4 950

Bristol Ridge · 28 nm · 2017

2score
3.7/ 5
0 votes
Cores / Threads
4 / 4
TDP
65W
Boost Clock
3.8 GHz
L3 Cache

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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.

Athlon X4 950
2
EPYC 9755Winner
100
EPYC 9755 leads by 4900.0% in aggregate performance.
Where they rank overall
#1EPYC 9755100
#2Ryzen Threadripper 9980X86
#510Pentium Gold G6400T2
#511Athlon X4 9502
#512Pentium G45602
Technical Specifications

Side-by-Side Specs

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

SpecsAthlon X4 950EPYC 9755
Cores
Total Cores4128
Threads4256
Base Clock3.5 GHz2.7 GHz
Boost Clock3.8 GHz4.1 GHz
Cache
L2 Cache2 MB128 MB
L3 Cache512 MB
Platform
SocketAM4SP5
MemoryDDR4DDR5
PCIePCIe 5.0
Power
Base TDP65W500W
General
ArchitectureBristol RidgeTurin
Process28 nm4 nm
Verdict

Which should you buy?

Winner overall

The EPYC 9755 wins overwhelmingly for heavy server work, while the Athlon X4 950 is only suitable for basic office tasks.

Best value

For budget buyers, the Athlon X4 950 is the smarter pick if you need a cheap, low-power CPU for light computing.

When the other wins

Choose the Athlon X4 950 when building an ultra-low-cost home office PC that never runs demanding software.

FAQ

Frequently asked questions

Is the Athlon X4 950 better than the EPYC 9755?

Overall the EPYC 9755 is the stronger processor: it ranks higher in our aggregate performance score (100 vs 2 out of 100), so it leads the Athlon X4 950 in most workloads.

How much faster is the EPYC 9755 than the Athlon X4 950?

Based on our aggregated benchmark scores the EPYC 9755 is roughly 4900% faster than the Athlon X4 950 overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Athlon X4 950 or the EPYC 9755?

If you want the most performance, pick the EPYC 9755. If the Athlon X4 950 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.