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Intel Xeon 6781P vs Intel Xeon 6940P: Comparison
Intel Xeon 6781P and Intel Xeon 6940P separate most on l3 cache: Intel Xeon 6781P at 160, Intel Xeon 6940P at 288, 44% in favour of Intel Xeon 6940P. Memory Channels splits them by another 33%, again favouring Intel Xeon 6940P. They match on 17 other specifications, including product line, form factor and codename.
Specs
| Specification |  | |
|---|---|---|
| Product Line | Xeon | Xeon |
| Form Factor | Server & Enthusiast | Server & Enthusiast |
| Model Number | 6781P | 6940P |
| Codename | Granite Rapids | Granite Rapids |
| Release Year | 2024 | 2024 |
| TDP | 400 W | 300 W |
| Market Segment | Server | Server |
| Socket | Other | Other |
| Socket Status | Current | Current |
| Process Node | 3 | 3 |
| Performance Cores | 80 | 72 |
| Efficiency Cores | 0 | 0 |
| SMT Enabled | Yes | Yes |
| P-Core Base Clock | 2.0 | 2.2 |
| P-Core Boost Clock | 3.4 | 3.6 |
| Unlocked Multiplier | No | No |
| L3 Cache | 160-44% | 288 |
| Base Power | 400 | 300 |
| Memory Type | DDR5 | DDR5 |
| Memory Channels | 8-33% | 12 |
| Max Memory Capacity | 2048 | 1536 |
| ECC Support | Yes | Yes |
| Integrated Graphics | No | No |
| Copilot Plus Certified | No | No |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Cores | 80 | 72 |
| Threads | 160 | 144 |
| Architecture | Granite Rapids | Granite Rapids |
Verdict
Intel Xeon 6781P
8.9 / 10 Expert Rating
The Intel Xeon 6781P is the unique 80-core step in Intel's LGA 4710 Xeon 6 stack, bridging the 64-core and 86-core tiers.
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.