Intel Xeon 6781P vs Intel Xeon E7-8891 v2 Full Specs
Xeon 6781P-
Xeon E7-8891 v267780 Cores | 10 Cores |
160 Threads | 20 Threads |
Base Clock 2GHz | Base Clock 3.2GHz |
Boost Clock 3.8GHz | Boost Clock 3.7GHz |
Overclocking Locked | Overclocking Locked |
L1i 64KB | L1i 32KB |
L1d 48KB | L1d 32KB |
L2 2MB | L2 256KB |
L3 336MB | L3 37.5MB |
Type · | Type DDR3 |
Max Memory 4.1TB | Max Memory 1.54TB |
ECC Yes | ECC Yes |
Channels 8 | Channels 4 |
Bus Width 512-bit | Bus Width 256-bit |
Speed 8000MT/s | Speed 1600MT/s |
Bandwidth 512GB/s | Bandwidth 51.2GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 512GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 51.2GB/s |
TDP 350W | TDP 155W |
Max Operating Temp 97°C Max | Max Operating Temp - |
T-Case 81°C Max | T-Case 77°C Max |
Bus Type - | Bus Type QPI |
Bus Config - | Bus Config 16-bit |
Bus Speed - | Bus Speed 8GT/s |
Bus Bandwidth - | Bus Bandwidth 16GB/s |
PCIe PCIe 5.0 x136535.6GB/sBandwidth | PCIe PCIe 3.0 x3231.5GB/sBandwidth |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename Granite Rapids-D 85Die Granite Rapids-XCCVariant Redwood CoveP-Core 80M-Core | Codename Ivy Bridge-EP - Ivy Bridge-EXVariant - - |
Market Segment Server | Market Segment Server |
Release Date Feb 24, 2025 | Release Date Feb 18, 2014 |
Foundry Intel | Foundry Intel |
Other Foundries IntelIO | Other Foundries - |
Fabrication Node Intel 3 Intel 7IO | Fabrication Node 22nm - |
Die Size 1196mm² 482mm²IO | Die Size 541mm² - |
Transistor Count - | Transistor Count 4.3 Billion |
Transistor Density - | Transistor Density 8 MTr/mm² |
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