Core i9-11900KvsEPYC 9755
The Core i9-11900K is a high-clocked desktop CPU for gamers and creators who need fast single-threaded performance, while the EPYC 9755 is a massive server chip for data centers running heavy multi-threaded workloads.
Core i9-11900K
Rocket Lake · 14 nm · 2021
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EPYC 9755
Turin · 4 nm · 2024
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Overall Performance Score
A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest desktop CPU available.
Side-by-Side Specs
Every detail compared. Highlighted cells indicate the leading value for that metric.
Which should you buy?
The EPYC 9755 dominates overall for server workloads, while the Core i9-11900K is a better fit for everyday desktop use.
For budget buyers, the Core i9-11900K is smarter—it offers enough speed for typical tasks without needing a costly workstation.
If you're building a basic home PC, the Core i9-11900K's lower power and simpler setup make it the right choice over the EPYC 9755.
Frequently asked questions
Is the Core i9-11900K better than the EPYC 9755?
Overall the EPYC 9755 is the stronger processor: it ranks higher in our aggregate performance score (100 vs 15 out of 100), so it leads the Core i9-11900K in most workloads.
How much faster is the EPYC 9755 than the Core i9-11900K?
Based on our aggregated benchmark scores the EPYC 9755 is roughly 567% faster than the Core i9-11900K overall. The real-world gap varies by game, resolution and settings.
Which should you buy, the Core i9-11900K or the EPYC 9755?
If you want the most performance, pick the EPYC 9755. If the Core i9-11900K 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.