Intel Xeon E5-4640 v3 vs Intel Xeon E7-4820 v3 Full Specs
12 Cores 24 Threads 1.9GHz | 10 Cores 20 Threads 1.9GHz |
TDP 105W | TDP 115W |
Bandwidth 59.7GB/s DDR4 | Bandwidth 59.7GB/s · |
iGPU 0 | iGPU 0 |
Socket | Socket |
Xeon E5-4640 v31,090Xeon E7-4820 v399012 Cores | 10 Cores |
24 Threads | 20 Threads |
Base Clock 1.9GHz | Base Clock 1.9GHz |
Boost Clock 2.6GHz | Boost Clock 1.9GHz |
Overclocking Locked | Overclocking Locked |
L1i 32KB | L1i 32KB |
L1d 32KB | L1d 32KB |
L2 256KB | L2 256KB |
L3 30MB | L3 25MB |
Type DDR4 | Type · |
Max Memory 768GB | Max Memory 1.54TB |
ECC Yes | ECC Yes |
Channels 4 | Channels 4 |
Bus Width 256-bit | Bus Width 256-bit |
Speed 1866MT/s | Speed 1866MT/s |
Bandwidth 59.7GB/s | Bandwidth 59.7GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 59.7GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 59.7GB/s |
TDP 105W | TDP 115W |
Bus Type QPI | Bus Type QPI |
Bus Config 16-bit | Bus Config 16-bit |
Bus Speed 8GT/s | Bus Speed 6.4GT/s |
Bus Bandwidth 16GB/s | Bus Bandwidth 12.8GB/s |
PCIe PCIe 3.0 x4039.4GB/sBandwidth | PCIe PCIe 3.0 x3231.5GB/sBandwidth |
Foundry Intel | Foundry Intel |
Fabrication Node 22nm | Fabrication Node 22nm |
Die Size 492mm² | Die Size 662mm² |
Transistor Count 3.8 Billion | Transistor Count 5.7 Billion |
Transistor Density 8 MTr/mm² | Transistor Density 9 MTr/mm² |
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