CPUServerReleased Sep 18, 2019

AMD EPYC 7H12

64C/128T · 3.3 GHz · 280 W

AMD EPYC 7H12 is a server / data center processor from AMD in the EPYC 7002 (Rome) series (codename Rome). Release: 2019-09-18. Microarchitecture: Zen 2. Process: TSMC 7 nm (CCD) / GlobalFoundries 14 nm (I/O die). Configuration: 64C/128T, base 2.6 GHz / boost up to 3.3 GHz (full boost requires liquid cooling). Socket SP3, 1P/2P. 32 MB L2 / 256 MB L3 cache. 8-channel DDR4-3200 memory, up to 4 TB per socket. PCIe 4.0 with 128 lanes. No integrated GPU. TDP 280 W; HPC-focused, liquid-cooled SKU. OEM-only (no official list price).

General

Manufacturer: AMD
Model: AMD EPYC 7H12
Segment: Server
Generation: EPYC 7002 (Rome)
Codename: Rome
Architecture: x86_64
Microarchitecture: Zen 2
Release date: Sep 18, 2019
Price: Search on Amazon

Cores & clocks

Cores / threads: 64 cores / 128 threads
Base clock: 2.60 GHz
Boost clock: 3.30 GHz
TDP (design W): 280 W
Unlocked: ✕ No
L2 cache: 32 MB
L3 cache: 256 MB
Technology (nm): 7 nm
TSMC 7 nm (CCD) / GF 14 nm (IOD)

Platform

Socket: SP3
2-CPU (multi-socket): ✓ Yes
Up to 2 sockets
Integrated GPU: None
Memory type: DDR4-3200
8-channel
Memory size: Up to 4,096 GB
ECC memory: ✓ Yes
PCIe: PCIe 4.0 (128 lanes)

Instructions & AI

Instruction extensions: AVX2 (no AVX-512)
NPU: None

OS support

Windows: Windows 10Windows 11 24H2Windows 11 25H2Windows 11 26H2
Notes: Listed on the Microsoft official Windows 11 and Windows 10 supported AMD processor lists. Windows 11 26H2 list not yet published as of 2026-09; carried over from 25H2.

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