IntelServer CPU · Xeon 6 P-core
Xeon 6521P
Intel Xeon 6521P is a Granite Rapids server processor with 24/48 cores/threads. Its best published SPEC CPU 2017 result works out to 307 SPECrate2017_int_base per socket.
Specifications
SPEC disclosure + Wikipedia| Architecture | Granite Rapids |
|---|---|
| Process | Intel 3 |
| Cores / threads | 24/48 |
| Base clock | 2.6 GHz |
| Max boost | 4.1 GHz |
| L3 cache | 144 MB |
| TDP | 225 W |
| Socket | LGA 4710 |
| Max sockets | 1S |
| Memory | 8-ch DDR5 |
| System availability | Mar 2025 Median hardware availability date of the published SPEC results |
SPEC CPU 2017 result
Best of 14 published| SPECrate®2017_int_base per socket | 307 Derived by HardwareLadder: system result ÷ chips. Not an official SPEC metric. |
|---|---|
| SPECrate®2017_int_base (system) | 307 |
| Chips in tested system | 1 |
| Tested system | New H3C Technologies Co., Ltd. — H3C UniServer R4700 G7 (Intel Xeon 6521P) |
| Published | Apr 2026 |
| Published results for this CPU | 14 |
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.