Ryzen 9 5900X

12 cores · 24 threads · up to 4.8 GHz on AM4.

4.6 · 630 votes

As an Amazon Associate we may earn from qualifying purchases.

Cores

Threads

Boost

4.8 GHz

L3 cache

64 MB

TDP

105W

Socket

AM4

Performance breakdown

Gaming23

Productivity22

Single-core22

Multi-core50

Power efficiency23

Lab scores

Performance score23

Cores12

Threads24

Boost clock (GHz)4.8 GHz

Estimated gaming FPS

Paired with a high-end GPU. CPU impact is largest at 1080p.

1080p51 fps

1440p40 fps

4K28 fps

Full specifications

Processor & cores

Architecture: Vermeer (Zen3)
Process node: 7 nm
Socket: AM4
Release year: 2020
Total cores: 12
Threads: 24

Clocks & cache

Base clock: 3.7 GHz
Boost clock: 4.8 GHz
Multiplier: 37 (unlocked)
L1 cache: 768 KB
L2 cache: 6 MB
L3 cache: 64 MB

Memory & platform

Memory support: DDR4-3200
Max capacity: 128 GB
Channels: 2
Max bandwidth: 51.196 GB/s
Base power (TDP): 105W
Max temperature: 95°C
PCIe: PCIe 4.0
Launch price: $549

Technologies

Instruction sets: 86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, -64, -V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2
Extensions: AES-NI, AVX, AMD-V, Precision Boost 2

Community Feedback

What Owners Say

People love the huge jump in gaming and multitasking speed over older chips. The usual gripe is it runs hot, needing a decent cooler to keep temps in check.

Pros

Games and apps feel instantly responsive
Runs cool on standard air cooling
Great for streaming while gaming
Handles heavy multitasking without stutter

Cons

Gets hot under heavy load
No bundled cooler included
Expensive for last-gen performance

Verdict

Our verdict on the Ryzen 9 5900X

A twelve-core desktop CPU that trades raw thread count for noticeably better gaming performance thanks to its unified cache design.

Get it if you need strong multi-core performance for heavy workloads like video rendering or compiling code without jumping to a new platform. Skip it if you mostly game, as newer and cheaper chips offer better single-core speed and efficiency.