CPU Showdown

Core i9-12900EvsEPYC 9755

The Intel Core i9-12900E is a low-power desktop chip for compact workstations, while the AMD EPYC 9755 is a massive server processor built for heavy-duty data centers.

Intel Core i9-12900E
16C / 24T · 65W
VS
AMD EPYC 9755
128C / 256T · 500W
Intel

Core i9-12900E

Alder Lake-S · 10 nm · 2022

17score
2.3/ 5
0 votes
Cores / Threads
16 / 24
TDP
65W
Boost Clock
5.0 GHz
L3 Cache
30 MB

As an Amazon Associate we may earn from qualifying purchases.

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

As an Amazon Associate we may earn from qualifying purchases.

Aggregate Performance

Overall Performance Score

A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest desktop CPU available.

Core i9-12900E
17
EPYC 9755Winner
100
EPYC 9755 leads by 488.2% in aggregate performance.
Where they rank overall
#1EPYC 9755100
#2Ryzen Threadripper 9980X86
#123Ryzen 5 7600X17
#124Core i9-12900E17
#125Ryzen 7 5800XT17
Technical Specifications

Side-by-Side Specs

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

SpecsCore i9-12900EEPYC 9755
Cores
Total Cores16128
Threads24256
Base Clock2.3 GHz2.7 GHz
Boost Clock5.0 GHz4.1 GHz
Cache
L2 Cache20 MB128 MB
L3 Cache30 MB512 MB
Platform
Socket1700SP5
MemoryDDR4DDR5
PCIePCIe 5.0PCIe 5.0
iGPUIntel UHD Graphics 770
Power
Base TDP65W500W
General
ArchitectureAlder Lake-STurin
Process10 nm4 nm
Verdict

Which should you buy?

Winner overall

The EPYC 9755 dominates the Core i9-12900E for heavy multi-threaded work, but the i9 is better for everyday tasks.

Best value

The Core i9-12900E is the smarter pick for budget buyers needing a cool, efficient CPU for general use.

When the other wins

The Core i9-12900E is the right choice for a quiet home office PC where power and heat must be low.

FAQ

Frequently asked questions

Is the Core i9-12900E better than the EPYC 9755?

Overall the EPYC 9755 is the stronger processor: it ranks higher in our aggregate performance score (100 vs 17 out of 100), so it leads the Core i9-12900E in most workloads.

How much faster is the EPYC 9755 than the Core i9-12900E?

Based on our aggregated benchmark scores the EPYC 9755 is roughly 488% faster than the Core i9-12900E overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Core i9-12900E or the EPYC 9755?

If you want the most performance, pick the EPYC 9755. If the Core i9-12900E 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.