AMD Ryzen 9 9950X

AMD Ryzen 9 9950X

A 16-core Zen 5 chip with top multithreaded performance on a mainstream platform, but beaten for gaming by X3D parts.

  • AM5
  • 16
  • 32
  • 5.7 GHz
  • 170 W

PCPR score

8.0

Great

Best price we’ve seen

$559Nov 9

Checked recently. Confirm at the retailer.

R1

The short version

The Ryzen 9 9950X is a 16-core, 32-thread AM5 processor with a 5.7 GHz boost and 64 MB of L3 cache. Tom's Hardware found it delivers the highest multithreaded performance on a mainstream platform, while lagging competing chips and X3D models in gaming. It suits creators and compilers who want AM5 without the X3D premium, and it needs a good cooler because there is none in the box.

Pros

  • Highest multithreaded performance on a mainstream platform in Tom's Hardware's review
  • 16 cores and 32 threads at up to 5.7 GHz
  • Unlocked for overclocking
  • Fits the same AM5 boards as other Ryzen 9000 chips

Cons

  • Tom's Hardware found it lagging in gaming, and X3D chips are far ahead
  • Generational gains are small in some productivity workloads
  • 170 W TDP needs strong cooling
  • No cooler included

Best for

  • Rendering, compiling and other threaded workloads
  • Creators who also game casually

J3

Full specifications

Core

Socket
AM5
Series
Ryzen 9000
Architecture
Zen 5
Cores
16
Threads
32

Performance

Base clock
4.3 GHz
Max boost
5.7 GHz
L3 cache
64 MB
3D V-Cache
No
Gaming index
77
Single-thread index
93
Multi-thread index
93

Power

TDP
170 W
Max power (PPT / PL2)
230 W

Features

Integrated graphics
Yes
Integrated GPU
AMD Radeon Graphics
Unlocked multiplier
Yes
Cooler in box
No
Process
TSMC 4nm FinFET (CPU cores), TSMC 6nm FinFET (I/O die)

Memory

Memory support
DDR5
Rated memory speed
5,600 MT/s
Max memory
256 GB

Expansion

PCIe version
5.0
PCIe lanes
28

Compatibility notes

  • Socket AM5 with DDR5 only; AMD lists A620, B650, B650E, X670, X670E, B840, B850, X870 and X870E chipsets as supported, and older boards may need a BIOS update.
  • AMD's official maximum memory speed is DDR5-5600 for two modules and DDR5-3600 for four, though AMD EXPO kits can run faster.
  • No cooler included; plan for a high-end air or liquid cooler.

P1

Where to buy

We may earn a commission when you buy through links on this page. It never affects our scores or what we recommend. Prices move quickly, so confirm the final price at the retailer.

AV1

Video reviews

Mixed · Review

AMD Ryzen 9 9950X Review - It’s OK, just too pricy

KitGuruTech

KitGuru's review of the 16-core flagship, concluding it performs well but is priced high.

Positive · Review

AMD Ryzen 9 9950X Review | Best all rounder CPU for single PC streaming

Game Tech Reviews

Reviews the Zen 5 flagship with a focus on single-PC streaming and general use.

Negative · Review

9950X / 9900X CPU Review (21 CPUs Tested)

JayzTwoCents

Covers the 9950X and 9900X across 21 tested CPUs and is skeptical that the Ryzen 9000 launch parts are worth it.

AV2

What reviewers and owners say

  • Tom's Hardware

    Mixed

    Finds the highest multithreaded performance on a mainstream platform but weaker gaming than competitors and small generational gains in some productivity tests.

  • PC Gamer

    Mixed

    PC Gamer found the 9950X delivers unmatched multithreaded productivity performance and runs cool, but gaming gains are modest and the 7950X remains better value.

  • r/hardware · u/Flkhuo

    Critical

    A new owner reports the 9950X idles near 4GHz and the system loses DP signal to a 4090 after 30 minutes of gaming, requiring a restart.

  • r/nvidia · u/Fantastic-Entry4906

    Positive

    A builder successfully brought up a new 9950X system with an X870E Hero board, DDR5-8000 RAM and a 5090, reporting no issues on first boot.

Summaries are written in our words. Follow the links for each source’s own review.

R9

Common questions

Is the Ryzen 9 9950X good for gaming?

It is capable, but Tom's Hardware found it lags competing chips in gaming and its hierarchy places X3D models well ahead. It is better suited to productivity work.

Does the 9950X include a cooler?

No. AMD lists the thermal solution as not included, so plan on buying a separate CPU cooler.

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