AMDServer CPU · EPYC 9005
EPYC 9255
AMD EPYC 9255 is a Turin (Zen 5) server processor with 24/48 cores/threads. Its best published SPEC CPU 2017 result works out to 371 SPECrate2017_int_base per socket.
Specifications
SPEC disclosure + Wikipedia| Architecture | Turin (Zen 5) |
|---|---|
| Process | TSMC N4X |
| Cores / threads | 24/48 |
| Base clock | 3.25 GHz |
| Max boost | 4.3 GHz |
| L3 cache | 128 MB |
| TDP | 200 W |
| Socket | SP5 |
| Max sockets | 2S |
| Memory | 12-ch DDR5 |
| Launch | Oct 2024 |
SPEC CPU 2017 result
Best of 31 published| SPECrate®2017_int_base per socket | 371 Derived by HardwareLadder: system result ÷ chips. Not an official SPEC metric. |
|---|---|
| SPECrate®2017_int_base (system) | 371 |
| Chips in tested system | 1 |
| Tested system | ASUSTeK Computer Inc. — ASUS RS520QA-E13-RS8U (3.20 GHz, AMD EPYC 9255) |
| Published | Jan 2026 |
| Published results for this CPU | 31 |
Full result disclosure on spec.org. SPEC®, SPECrate®, and SPEC CPU® are registered trademarks of the Standard Performance Evaluation Corporation. Result retrieved from www.spec.org on 2026-09-23.