CPULaptopReleased Apr 30, 2023

AMD Ryzen 9 7940H

8C/16T · 5.2 GHz · 35 W

The AMD Ryzen 9 7940H is the China-market version of the Ryzen 9 7940HS, the flagship of the Ryzen 7040 laptop series. It shares the same eight Zen 4 cores boosting to 5.2 GHz, 16 MB of L3 cache, Radeon 780M graphics at 2.8 GHz and 10 TOPS Ryzen AI engine, within a 35 to 54 W power range.

General

Manufacturer: AMD
Model: AMD Ryzen 9 7940H
Segment: Laptop
Generation: Ryzen 7040
Codename: Phoenix
Architecture: x86_64
Microarchitecture: Zen 4
Release date: Apr 30, 2023
Price: Search on Amazon

Cores & clocks

Cores / threads: 8 cores / 16 threads
Base clock: 4.00 GHz
Boost clock: 5.20 GHz
TDP (design W): 35 W
Max: 54 W
Unlocked: ✕ No
L2 cache: 8 MB
L3 cache: 16 MB
Technology (nm): 4 nm
TSMC N4

Platform

Socket: FP7, FP7r2, FP8
2-CPU (multi-socket): ✕ No
Integrated GPU: Radeon 780M
Clock: 2,800 MHz
Memory type: DDR5-5600, LPDDR5X-7500
2-channel
Memory size: Up to 256 GB
ECC memory: ✓ Yes
PCIe: PCIe 4.0 (20 lanes)

Instructions & AI

Instruction extensions: AESAMD-VAVXAVX2AVX-512FMA3SHASSE4.1SSE4.2SSE4ASSSE3
NPU: AMD XDNA — 10 TOPS

OS support

Windows: Windows 10Windows 11 24H2Windows 11 25H2Windows 11 26H2
ChromeOS: ChromeOS
Linux: UbuntuFedoraArch Linux
Notes: AMD lists Windows 11 64-bit, Windows 10 64-bit, RHEL and Ubuntu support. Microsoft's Windows 11 24H2 list names this processor, the 25H2 list covers the whole Ryzen 7000 Series and 26H2 keeps the 25H2 requirements. Fedora and Arch Linux run on mainline kernels, and ChromeOS Flex installs on generic 64-bit x86 hardware.