AMD EPYC 9135 vs Intel Xeon 656 Full Specs
EPYC 9135576GB/s
Xeon 656409.6GB/s16 Cores | 20 Cores |
32 Threads | 40 Threads |
Base Clock 3.65GHz | Base Clock 2.9GHz |
Boost Clock 4.3GHz | Boost Clock 4.8GHz |
Overclocking Locked | Overclocking Locked |
L1i 32KB | L1i 64KB |
L1d 48KB | L1d 48KB |
L2 1MB | L2 2MB |
L3 64MB | L3 72MB |
Type DDR5 | Type DDR5 |
Max Memory 6.14TB | Max Memory 4.1TB |
ECC Yes | ECC Yes |
Channels 12 | Channels 8 |
Bus Width 768-bit | Bus Width 512-bit |
Speed 6000MT/s | Speed 6400MT/s |
Bandwidth 576GB/s | Bandwidth 409.6GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 576GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 409.6GB/s |
TDP 200W | TDP 210W |
cTDP-down 200W | cTDP-down - |
cTDP-up 240W | cTDP-up - |
Peak Power - | Peak Power 252W |
Max Operating Temp - | Max Operating Temp 98°C Max |
T-Case - | T-Case 74°C Max |
Included Cooler 0 | Included Cooler - |
Bus Type PCIe | Bus Type - |
Bus Config 8 lanes | Bus Config - |
Bus Speed 32GT/s | Bus Speed - |
Bus Bandwidth 32GB/s | Bus Bandwidth - |
PCIe PCIe 5.0 x128504.1GB/sBandwidth | PCIe PCIe 5.0 x128504.1GB/sBandwidth |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename Turin EldoraDie Turin 2CCDVariant - - | Codename Granite Rapids-D 27Die Granite Rapids-HCCVariant Redwood CoveP-Core 20M-Core |
Market Segment Server | Market Segment Workstation |
Release Date Oct 10, 2024 | Release Date Feb 2, 2026 |
Foundry TSMC | Foundry Intel |
Other Foundries TSMCIO | Other Foundries IntelIO |
Fabrication Node N4X N6IO | Fabrication Node Intel 3 Intel 7IO |
Die Size 141mm² 388mm²IO | Die Size 598mm² 482mm²IO |
Transistor Count 16.6 Billion 11 BillionIO | Transistor Count - |
Transistor Density 118 MTr/mm² 28 MTr/mm²IO | Transistor Density - |
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