AMDServer CPU · EPYC 9005
EPYC 9555
AMD EPYC 9555 is a Turin (Zen 5) server processor with 64/128 cores/threads. Its best published SPEC CPU 2017 result works out to 890 SPECrate2017_int_base per socket.
Specifications
SPEC disclosure + Wikipedia| Architecture | Turin (Zen 5) |
|---|---|
| Process | TSMC N4X |
| Cores / threads | 64/128 |
| Base clock | 3.2 GHz |
| Max boost | 4.4 GHz |
| L3 cache | 256 MB |
| TDP | 360 W |
| Socket | SP5 |
| Max sockets | 2S |
| Memory | 12-ch DDR5 |
| Launch | Oct 2024 |
SPEC CPU 2017 result
Best of 33 published| SPECrate®2017_int_base per socket | 890 Derived by HardwareLadder: system result ÷ chips. Not an official SPEC metric. |
|---|---|
| SPECrate®2017_int_base (system) | 1780 |
| Chips in tested system | 2 |
| Tested system | xFusion — FusionServer 2258H V8 (AMD EPYC 9555) |
| Published | Nov 2025 |
| Published results for this CPU | 33 |
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.