Intel Xeon E5-2628L v3 vs AMD EPYC 3255 Full Specs
10 Cores 20 Threads 2GHz | 8 Cores 16 Threads 2.5GHz |
TDP 75W | TDP 55W |
Bandwidth 59.7GB/s DDR4 | Bandwidth 85.3GB/s DDR4 |
Socket | Socket |
10 Cores | 8 Cores |
20 Threads | 16 Threads |
Base Clock 2GHz | Base Clock 2.5GHz |
Boost Clock 2.5GHz | Boost Clock 3.1GHz |
Overclocking Locked | Overclocking Locked |
L1i 32KB | L1i 64KB |
L1d 32KB | L1d 32KB |
L2 256KB | L2 512KB |
L3 25MB | L3 16MB |
Type DDR4 | Type DDR4 |
Max Memory 768GB | Max Memory 64GB |
ECC Yes | ECC Yes |
Channels 4 | Channels 4 |
Bus Width 256-bit | Bus Width 256-bit |
Speed 1866MT/s | Speed 2666MT/s |
Bandwidth 59.7GB/s | Bandwidth 85.3GB/s |
Bandwidth Calculator Channels Transfer Rate ·· | Bandwidth Calculator Channels Transfer Rate ·· |
TDP 75W | TDP 55W |
cTDP-down - | cTDP-down 25W |
Max Operating Temp - | Max Operating Temp 105°C Max |
Bus Type QPI | Bus Type PCIe |
Bus Config 16-bit | Bus Config 4 lanes |
Bus Speed 8GT/s | Bus Speed 8GT/s |
Bus Bandwidth 16GB/s | Bus Bandwidth 4GB/s |
PCIe PCIe 3.0 x4039.4GB/sBandwidth | PCIe PCIe 3.0 x3231.5GB/sBandwidth |
Foundry Intel | Foundry GlobalFoundries |
Fabrication Node 22nm | Fabrication Node 14LP |
Die Size 492mm² | Die Size 213mm² |
Transistor Count 3.8 Billion | Transistor Count 4.8 Billion |
Transistor Density 8 MTr/mm² | Transistor Density 23 MTr/mm² |



