CPU Showdown

Celeron J3455vsEPYC 9755

The Celeron J3455 is a tiny, low-power chip for basic home servers or light desktop use, while the EPYC 9755 is a massive server processor built for heavy enterprise workloads.

Intel Celeron J3455
4C / 4T · 10W
VS
AMD EPYC 9755
128C / 256T · 500W
Intel

Celeron J3455

Apollo Lake · 14 nm · 2016

1score
3.4/ 5
0 votes
Cores / Threads
4 / 4
TDP
10W
Boost Clock
2.3 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.

Celeron J3455
1
EPYC 9755Winner
100
EPYC 9755 leads by 9900.0% in aggregate performance.
Where they rank overall
#1EPYC 9755100
#2Ryzen Threadripper 9980X86
#542Celeron N62111
#543Celeron J34551
#544Celeron G3930TE1
Technical Specifications

Side-by-Side Specs

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

SpecsCeleron J3455EPYC 9755
Cores
Total Cores4128
Threads4256
Base Clock1.5 GHz2.7 GHz
Boost Clock2.3 GHz4.1 GHz
Cache
L2 Cache2 MB128 MB
L3 Cache512 MB
Platform
SocketFCBGA1296SP5
MemoryDDR3DDR5
PCIePCIe 2.0PCIe 5.0
iGPUIntel HD Graphics 500
Power
Base TDP10W500W
General
ArchitectureApollo LakeTurin
Process14 nm4 nm
Verdict

Which should you buy?

Winner overall

The EPYC 9755 crushes the Celeron J3455 for any serious computing task, winning for professionals needing extreme multi-core power.

Best value

For budget buyers, the Celeron J3455 is the smarter pick, costing far less for basic tasks.

When the other wins

The Celeron J3455 is the right choice for a low-power home server or media player where quiet, cool operation matters.

FAQ

Frequently asked questions

Is the Celeron J3455 better than the EPYC 9755?

Overall the EPYC 9755 is the stronger processor: it ranks higher in our aggregate performance score (100 vs 1 out of 100), so it leads the Celeron J3455 in most workloads.

How much faster is the EPYC 9755 than the Celeron J3455?

Based on our aggregated benchmark scores the EPYC 9755 is roughly 9900% faster than the Celeron J3455 overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Celeron J3455 or the EPYC 9755?

If you want the most performance, pick the EPYC 9755. If the Celeron J3455 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.