Core i9-9900KvsEPYC 9755
The Core i9-9900K is a high-end desktop CPU for gamers and creators who need fast single-threaded performance, while the EPYC 9755 is a server processor for data centers running massive parallel workloads.
Core i9-9900K
Coffee Lake-R · 14 nm · 2018
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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, with vastly more cores and memory for heavy server workloads, while the Core i9-9900K is a dated desktop chip with limited modern appeal.
For budget/value buyers, the Core i9-9900K is the smarter pick if you need a cheap, low-power CPU for basic desktop tasks.
The Core i9-9900K is the right choice for a legacy PC build where motherboard and memory are already on hand.
Frequently asked questions
Is the Core i9-9900K better than the EPYC 9755?
Overall the EPYC 9755 is the stronger processor: it ranks higher in our aggregate performance score (100 vs 11 out of 100), so it leads the Core i9-9900K in most workloads.
How much faster is the EPYC 9755 than the Core i9-9900K?
Based on our aggregated benchmark scores the EPYC 9755 is roughly 809% faster than the Core i9-9900K overall. The real-world gap varies by game, resolution and settings.
Which should you buy, the Core i9-9900K or the EPYC 9755?
If you want the most performance, pick the EPYC 9755. If the Core i9-9900K 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.