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Intel Xeon 6940P vs Intel Xeon E-2456: Comparison
Intel Xeon 6940P and Intel Xeon E-2456 separate most on l3 cache: Intel Xeon 6940P at 288, Intel Xeon E-2456 at 18, 94% in favour of Intel Xeon 6940P. Memory Channels splits them by another 83%, again favouring Intel Xeon 6940P. They match on 9 other specifications, including market segment, socket status and efficiency cores.
Specs
| Specification |  | |
|---|---|---|
| Form Factor | Server & Enthusiast | Desktop |
| Model Number | 6940P | E-2456 |
| Codename | Granite Rapids | Raptor Lake-E |
| Release Year | 2024 | 2023 |
| TDP | 300 W | 65 W |
| iGPU | None | Intel UHD Graphics P750 |
| Market Segment | Server | Server |
| Socket | Other | LGA1700 |
| Socket Status | Current | Current |
| Process Node | 3 | 10 |
| Performance Cores | 72 | 6 |
| Efficiency Cores | 0 | 0 |
| SMT Enabled | Yes | Yes |
| P-Core Base Clock | 2.2 | 3.3 |
| P-Core Boost Clock | 3.6 | 5.1 |
| L3 Cache | 288 | 18-94% |
| Base Power | 300 | 80 |
| Memory Type | DDR5 | DDR5 |
| Memory Channels | 12 | 2-83% |
| Max Memory Capacity | 1536 | 128 |
| ECC Support | Yes | Yes |
| Integrated Graphics | No | No |
| Copilot Plus Certified | No | No |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Cores | 72 | 6 |
| Threads | 144 | 12 |
Verdict
Intel Xeon 6940P
8.7 / 10 Expert Rating
The Intel Xeon 6940P delivers 6900-tier core count and memory bandwidth in a friendlier 300W envelope for power-conscious datacenters.
Intel Xeon E-2456
7.8 / 10 Expert Rating
The Intel Xeon E-2456 is a capable single-socket entry server chip, best for small deployments rather than heavy multi-socket workloads.