Intel Xeon D-1521 vs Intel Xeon D-2712T Full Specs
4 Cores | 4 Cores |
8 Threads | 8 Threads |
Base Clock 2.4GHz | Base Clock 1.9GHz |
Boost Clock 2.7GHz | Boost Clock 3GHz |
Overclocking Locked | Overclocking Locked |
L1i 32KB | L1i 32KB |
L1d 32KB | L1d 48KB |
L2 256KB | L2 1.25MB |
L3 6MB | L3 15MB |
Type · | Type DDR4 |
Max Memory 128GB | Max Memory 1.02TB |
ECC Yes | ECC Yes |
Channels 2 | Channels 4 |
Bus Width 128-bit | Bus Width 256-bit |
Speed 2133MT/s | Speed 2667MT/s |
Bandwidth 34.1GB/s | Bandwidth 85.3GB/s |
Bandwidth Calculator Channels Transfer Rate ·· | Bandwidth Calculator Channels Transfer Rate ·· |
TDP 45W | TDP 65W |
Max Operating Temp 105°C Max | Max Operating Temp - |
Included Cooler 0 | Included Cooler - |
Bus Type DMI | Bus Type DMI |
Bus Config 4 lanes | Bus Config 4 lanes |
Bus Speed 5GT/s | Bus Speed 8GT/s |
Bus Bandwidth 2.5GB/s | Bus Bandwidth 4GB/s |
PCIe PCIe 3.0 x3231.5GB/sBandwidth | PCIe PCIe 4.0 x3263GB/sBandwidth |
NPU Model - | NPU Model DL Boost |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding ![]() | Branding ![]() |
Codename Broadwell-DE Broadwell-E-LCCVariant - | Codename Ice Lake-SP Ice Lake-SP-LCCVariant Sunny CoveP-Core |
Market Segment Server | Market Segment Server |
Release Date Nov 1, 2015 | Release Date Feb 1, 2022 |
Foundry Intel | Foundry Intel |
Fabrication Node 14nm | Fabrication Node 10nm+ |
Die Size 246mm² | Die Size 360mm² |
Transistor Count 3.4 Billion | Transistor Count 19.5 Billion |
Transistor Density 14 MTr/mm² | Transistor Density 54 MTr/mm² |



