Core i9-9820XvsEPYC 9755
The Core i9-9820X is a 10-core desktop processor for enthusiasts who need more PCIe lanes and memory bandwidth than a standard consumer chip, while the EPYC 9755 is a 128-core server CPU built for massive multi-threaded workloads and data centers.
Core i9-9820X
Skylake (server) · 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 AMD EPYC 9755 dominates the Core i9-9820X overall for any serious work, offering vastly more cores and memory for heavy multitasking.
For budget or value buyers, the Core i9-9820X is the smarter pick if you need a capable CPU without paying for excessive server-grade power.
The weaker Core i9-9820X is the right choice for a compact, lower-power home workstation where the EPYC's massive core count and power draw are overkill.
Frequently asked questions
Is the Core i9-9820X better than the EPYC 9755?
Overall the EPYC 9755 is the stronger processor: it ranks higher in our aggregate performance score (100 vs 12 out of 100), so it leads the Core i9-9820X in most workloads.
How much faster is the EPYC 9755 than the Core i9-9820X?
Based on our aggregated benchmark scores the EPYC 9755 is roughly 733% faster than the Core i9-9820X overall. The real-world gap varies by game, resolution and settings.
Which should you buy, the Core i9-9820X or the EPYC 9755?
If you want the most performance, pick the EPYC 9755. If the Core i9-9820X 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.