CPU Showdown

Celeron J4005vsEPYC 9755

The Celeron J4005 is a tiny, low-power chip for basic office PCs and simple home servers, while the EPYC 9755 is a massive server CPU built for heavy data centers and scientific computing.

Intel Celeron J4005
2C / 2T · 10W
VS
AMD EPYC 9755
128C / 256T · 500W
Intel

Celeron J4005

Goldmont Plus · 14 nm · 2017

1score
3.1/ 5
0 votes
Cores / Threads
2 / 2
TDP
10W
Boost Clock
2.7 GHz
L3 Cache
4 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 J4005
1
EPYC 9755Winner
100
EPYC 9755 leads by 9900.0% in aggregate performance.
Where they rank overall
#1EPYC 9755100
#2Ryzen Threadripper 9980X86
#550Celeron J30601
#551Celeron J40051
#552Celeron J40251
Technical Specifications

Side-by-Side Specs

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

SpecsCeleron J4005EPYC 9755
Cores
Total Cores2128
Threads2256
Base Clock2.0 GHz2.7 GHz
Boost Clock2.7 GHz4.1 GHz
Cache
L2 Cache4 MB128 MB
L3 Cache4 MB512 MB
Platform
SocketFCBGA1090SP5
MemoryDDR4DDR5
PCIePCIe 2.0PCIe 5.0
iGPUIntel UHD Graphics 600
Power
Base TDP10W500W
General
ArchitectureGoldmont PlusTurin
Process14 nm4 nm
Verdict

Which should you buy?

Winner overall

The EPYC 9755 wins decisively for any serious work, with vastly more cores and speed than the Celeron J4005.

Best value

For budget buyers, the Celeron J4005 is the smarter pick due to its much lower cost and power needs.

When the other wins

The Celeron J4005 is the right choice for a low-power home server or basic office machine where the EPYC's power and cost are overkill.

FAQ

Frequently asked questions

Is the Celeron J4005 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 J4005 in most workloads.

How much faster is the EPYC 9755 than the Celeron J4005?

Based on our aggregated benchmark scores the EPYC 9755 is roughly 9900% faster than the Celeron J4005 overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Celeron J4005 or the EPYC 9755?

If you want the most performance, pick the EPYC 9755. If the Celeron J4005 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.