Intel Xeon 638 vs Intel Xeon w5-2445 Full Specs
16 Cores | 10 Cores |
32 Threads | 20 Threads |
Base Clock 3.2GHz | Base Clock 3.1GHz |
Boost Clock 4.8GHz | Boost Clock 4.6GHz |
Overclocking Locked | Overclocking Locked |
L1i 64KB | L1i 32KB |
L1d 48KB | L1d 48KB |
L2 2MB | L2 2MB |
L3 72MB | L3 26.3MB |
Type DDR5 | Type DDR5 |
Max Memory 2.05TB | Max Memory 2.05TB |
ECC Yes | ECC Yes |
Channels 4 | Channels 4 |
Bus Width 256-bit | Bus Width 256-bit |
Speed 6400MT/s | Speed 4800MT/s |
Bandwidth 204.8GB/s | Bandwidth 153.6GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 204.8GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 153.6GB/s |
TDP 180W | TDP 175W |
Peak Power 216W | Peak Power 210W |
Max Operating Temp 100°C Max | Max Operating Temp 94°C Max |
T-Case 76°C Max | T-Case 72°C Max |
Included Cooler - | Included Cooler 0 |
Bus Type - | Bus Type DMI |
Bus Config - | Bus Config 8 lanes |
Bus Speed - | Bus Speed 8GT/s |
Bus Bandwidth - | Bus Bandwidth 8GB/s |
PCIe PCIe 5.0 x80315GB/sBandwidth | PCIe PCIe 5.0 x64252GB/sBandwidth |
NPU Model - | NPU Model DL Boost |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding ![]() | Branding ![]() |
Codename Granite Rapids-D 16Die Granite Rapids-LCCVariant Redwood CoveP-Core 16M-Core | Codename Sapphire Rapids-WS - Sapphire Rapids-MCCVariant Golden CoveP-Core - |
Market Segment Workstation | Market Segment Workstation |
Release Date Feb 2, 2026 | Release Date Jan 10, 2023 |
Foundry Intel | Foundry Intel |
Other Foundries IntelIO | Other Foundries - |
Fabrication Node Intel 3 Intel 7IO | Fabrication Node Intel 7 - |
Die Size - 482mm²IO | Die Size 770mm² - |
Transistor Count - | Transistor Count 53.9 Billion |
Transistor Density - | Transistor Density 70 MTr/mm² |
No images available
No images available



