Intel Xeon E7-4890 v2 vs Intel Xeon E7-8880 v2 Full Specs
Xeon E7-4890 v2680Xeon E7-8880 v266015 Cores | 15 Cores |
30 Threads | 30 Threads |
Base Clock 2.8GHz | Base Clock 2.5GHz |
Boost Clock 3.4GHz | Boost Clock 3.1GHz |
Overclocking Locked | Overclocking Locked |
L1i 32KB | L1i 32KB |
L1d 32KB | L1d 32KB |
L2 256KB | L2 256KB |
L3 37.5MB | L3 37.5MB |
Type DDR3 | Type DDR3 |
Max Memory 1.54TB | Max Memory 1.54TB |
ECC Yes | ECC Yes |
Channels 4 | Channels 4 |
Bus Width 256-bit | Bus Width 256-bit |
Speed 1600MT/s | Speed 1600MT/s |
Bandwidth 51.2GB/s | Bandwidth 51.2GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 51.2GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 51.2GB/s |
TDP 155W | TDP 130W |
T-Case 77°C Max | T-Case 73°C Max |
Bus Type QPI | Bus Type QPI |
Bus Config 16-bit | Bus Config 16-bit |
Bus Speed 8GT/s | Bus Speed 8GT/s |
Bus Bandwidth 16GB/s | Bus Bandwidth 16GB/s |
PCIe PCIe 3.0 x3231.5GB/sBandwidth | PCIe PCIe 3.0 x3231.5GB/sBandwidth |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Ivy Bridge-EP Ivy Bridge-EXVariant | Codename Ivy Bridge-EP Ivy Bridge-EXVariant |
Market Segment Server | Market Segment Server |
Release Date Feb 18, 2014 | Release Date Feb 18, 2014 |
Foundry Intel | Foundry Intel |
Fabrication Node 22nm | Fabrication Node 22nm |
Die Size 541mm² | Die Size 541mm² |
Transistor Count 4.3 Billion | Transistor Count 4.3 Billion |
Transistor Density 8 MTr/mm² | Transistor Density 8 MTr/mm² |
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