Intel Xeon 6766E vs Intel Xeon 6978P Full Specs
Xeon 6766E1,010Xeon 6978P-144 Cores | 120 Cores |
144 Threads | 240 Threads |
Base Clock 1.9GHz | Base Clock 2.1GHz |
Boost Clock 2.7GHz | Boost Clock 3.9GHz |
Overclocking Locked | Overclocking Locked |
L1i 64KB | L1i 64KB |
L1d 32KB | L1d 48KB |
L2 1MB | L2 2MB |
L3 108MB | L3 504MB |
Type DDR5 | Type · |
Max Memory 1.02TB | Max Memory 3.07TB |
ECC Yes | ECC Yes |
Channels 8 | Channels 12 |
Bus Width 512-bit | Bus Width 768-bit |
Speed 6400MT/s | Speed 8800MT/s |
Bandwidth 409.6GB/s | Bandwidth 844.8GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 409.6GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 844.8GB/s |
TDP 250W | TDP 500W |
Max Operating Temp 101°C Max | Max Operating Temp 94°C Max |
T-Case 84°C Max | T-Case 80°C Max |
Bus Type UPI | Bus Type UPI |
Bus Config 24-bit | Bus Config 24-bit |
Bus Speed 24GT/s | Bus Speed 24GT/s |
Bus Bandwidth 72GB/s | Bus Bandwidth 72GB/s |
PCIe PCIe 5.0 x88346.5GB/sBandwidth | PCIe PCIe 5.0 x96378GB/sBandwidth |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Sierra Forest-SP Sierra Forest-HCCVariant CrestmontP-Core - | Codename Granite Rapids-AP Granite Rapids-UCCVariant Redwood CoveP-Core 120M-Core |
Market Segment Server | Market Segment Server |
Release Date Jun 4, 2024 | Release Date Jul 1, 2025 |
Foundry Intel | Foundry Intel |
Other Foundries IntelIO | Other Foundries IntelIO |
Fabrication Node Intel 3 Intel 7IO | Fabrication Node Intel 3 Intel 7IO |
Die Size 578mm² 482mm²IO | Die Size 598mm² 482mm²IO |
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