CPU Showdown

Celeron J3455EvsEPYC 9755

The Celeron J3455E is a low-power, fanless chip for basic home servers and light office tasks, while the EPYC 9755 is a massive server processor for heavy data centers and virtualization.

Intel Celeron J3455E
4C / 4T · 10W
VS
AMD EPYC 9755
128C / 256T · 500W
Intel

Celeron J3455E

· 14 nm · 2019

1score
4.4/ 5
0 votes
Cores / Threads
4 / 4
TDP
10W
Boost Clock
2.3 GHz
L3 Cache
2 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.

Celeron J3455E
1
EPYC 9755Winner
100
EPYC 9755 leads by 9900.0% in aggregate performance.
Where they rank overall
#1EPYC 9755100
#2Ryzen Threadripper 9980X86
#545Celeron G5900T1
#546Celeron J3455E1
#547Celeron G3900E1
Technical Specifications

Side-by-Side Specs

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

SpecsCeleron J3455EEPYC 9755
Cores
Total Cores4128
Threads4256
Base Clock1.5 GHz2.7 GHz
Boost Clock2.3 GHz4.1 GHz
Cache
L2 Cache128 MB
L3 Cache2 MB512 MB
Platform
SocketSP5
MemoryDDR3DDR5
PCIePCIe 2.0PCIe 5.0
iGPUIntel HD Graphics 500
Power
Base TDP10W500W
General
ArchitectureTurin
Process14 nm4 nm
Verdict

Which should you buy?

Winner overall

The EPYC 9755 crushes the Celeron J3455E in every performance metric, winning decisively for demanding workloads.

Best value

For budget buyers, the Celeron J3455E is the smarter pick due to its minimal power draw and low cost.

When the other wins

The Celeron J3455E is the right choice for a low-power home server or lightweight media player where raw speed is irrelevant.

FAQ

Frequently asked questions

Is the Celeron J3455E 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 J3455E in most workloads.

How much faster is the EPYC 9755 than the Celeron J3455E?

Based on our aggregated benchmark scores the EPYC 9755 is roughly 9900% faster than the Celeron J3455E overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Celeron J3455E or the EPYC 9755?

If you want the most performance, pick the EPYC 9755. If the Celeron J3455E 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.