CPUDesktopReleased Oct 8, 2020

AMD Ryzen 9 5950X

16C/32T · 4.9 GHz · 105 W

The Ryzen 9 5950X is the 16-core flagship of the Zen 3 based Ryzen 5000 series, announced on October 8, 2020 and sold from November 5, 2020 for $799. It pairs two eight-core chiplets with a 12 nm I/O die and has the highest boost clock of the launch lineup at 4.9 GHz. No cooler is included.

General

Manufacturer: AMD
Model: AMD Ryzen 9 5950X
Segment: Desktop
Generation: Ryzen 5000
Codename: Vermeer
Architecture: x86_64
Microarchitecture: Zen 3
Release date: Oct 8, 2020
Price: $799Search on Amazon

Cores & clocks

Cores / threads: 16 cores / 32 threads
Base clock: 3.40 GHz
Boost clock: 4.90 GHz
TDP (design W): 105 W
Unlocked: ✓ Yes
L2 cache: 8 MB
L3 cache: 64 MB
Technology (nm): 7 nm
TSMC N7 (CCD) + GF 12 nm (IOD)

Platform

Socket: AM4
2-CPU (multi-socket): ✕ No
Integrated GPU: None
Memory type: DDR4-3200
2-channel
Memory size: Up to 128 GB
ECC memory: ✓ Yes
PCIe: PCIe 4.0

Instructions & AI

Instruction extensions: SSE4.1SSE4.2SSE4AAVXAVX2FMA3AESSHAAMD-V
NPU: None

OS support

Windows: Windows 10Windows 11 24H2Windows 11 25H2Windows 11 26H2
ChromeOS: ChromeOS
Linux: UbuntuFedoraArch Linux
Notes: Microsoft lists the Ryzen 9 5950X on its Windows 11 24H2 supported-processor list, and the 25H2 list covers the Ryzen 5000 series without exceptions; no separate 26H2 list has been published. AMD also lists Windows 10, RHEL and Ubuntu support, and ChromeOS Flex installs on generic 64-bit x86 hardware. ECC memory works only on motherboards that support it.