Intel · 2025
Intel Xeon 6503P-B
The Intel Xeon 6503P-B is a server processor released in 2025, featuring 12 P-cores and 24 threads based on the Granite Rapids microarchitecture.
The Intel Xeon 6503P-B is a server processor from Intel's Xeon lineup, launched in 2025. It is built on the Granite Rapids microarchitecture and manufactured on a 3 nm process node. The processor has 12 performance cores (P-cores) and 24 threads, with a base clock of 2.00 GHz and a boost clock of 3.5 GHz. It includes 48 MB of L3 cache and supports DDR5 memory across four channels with ECC support. The TDP is 110 W, and it uses the FCBGA4368 socket. Instruction set support includes Intel AMX, SSE4.2, AVX, AVX2, and AVX-512. The launch MSRP was $1046.
Specifications
| Microarchitecture unverified | Granite Rapids |
|---|---|
| Cores | 12 |
| P-cores | 12 |
| Threads | 24 |
| Base clock | 2.00 GHz |
| Boost clock | 3.5 GHz |
| L3 cache | 48 MB |
| Process node | 3 nm |
| TDP / base power | 110 W |
| Socket | FCBGA4368 |
| Memory support | DDR5 |
| Memory channels | 4 |
| ECC memory support | Yes |
| Instruction sets | Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| Release date | 2025-01-01 |
| Release year | 2025 |
| Launch MSRP | 1046 USD |