Core i9-7940XvsEPYC 9755
The Core i9-7940X is a high-end desktop CPU for enthusiasts who need strong single-core speed, while the EPYC 9755 is a server processor built for massive multi-threaded workloads in data centers.
Core i9-7940X
Skylake (server) · 14 nm · 2017
As an Amazon Associate we may earn from qualifying purchases.
EPYC 9755
Turin · 4 nm · 2024
As an Amazon Associate we may earn from qualifying purchases.
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 the Core i9-7940X overall, offering vastly more cores and processing power for heavy server workloads.
For budget buyers, the older Core i9-7940X is the smarter pick due to far lower power draw and likely lower cost.
The Core i9-7940X is the right choice for a single-threaded or lightly threaded desktop build where high clock speed matters more than core count.
Frequently asked questions
Is the Core i9-7940X 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 i9-7940X in most workloads.
How much faster is the EPYC 9755 than the Core i9-7940X?
Based on our aggregated benchmark scores the EPYC 9755 is roughly 567% faster than the Core i9-7940X overall. The real-world gap varies by game, resolution and settings.
Which should you buy, the Core i9-7940X or the EPYC 9755?
If you want the most performance, pick the EPYC 9755. If the Core i9-7940X 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.