Ryzen 5 5600 vs Ryzen 9 3900X — Specs & Performance Compared

Verdict: The Ryzen 5 5600 leads on 5 of 8 shared benchmarks (11% in Cinebench R23 single); the Ryzen 9 3900X takes 3 (71% in Cinebench R23 multi).

Side-by-side CPU comparison of the Ryzen 5 5600 and the Ryzen 9 3900X. Released 2022 (Ryzen 5 5600), 2019 (Ryzen 9 3900X). MSRP range: $199 · $499. Specs, synthetic benchmarks, AI inference tok/s, and Amazon availability below; each column header links to that part's benchmark page.

AMD · Zen 3

Ryzen 5 5600

6 cores65W TDP$199 MSRP2022

Full Ryzen 5 5600 benchmarks →

AMD

Ryzen 9 3900X

12 cores105W TDP$499 MSRP2019

Full Ryzen 9 3900X benchmarks →

*Price sourced from Amazon.com. Price and availability subject to change.

Where to buy

A listing for each part; the current price and stock are on the retailer's page.

Specs side-by-side

Spec	Ryzen 5 5600	Ryzen 9 3900X
cores	6	12
threads	12	24
base clock ghz	—	3.8
boost clock ghz	4.4	4.6
tdp w	65	105
l3 cache mb	32	64
process nm	—	7
socket	AM4	AMD Socket AM4

Synthetic benchmarks

Each row says whether a higher or a lower number is better (ranks and times are lower-is-better). Scores come from CGDirector, TechPowerUp, GadgetVersus, WePC, Geekbench Browser, NanoReview, PassMark Software and HWBOT; each row links its sources, and where they differ the cell shows their median. Empty cells mean we don't yet have that benchmark on file for the SKU.

Benchmark	Ryzen 5 5600	Ryzen 9 3900X
Cinebench R23 multi (higher is better) Source: CGDirector, TechPowerUp, GadgetVersus	10,953 points	18,682 points
Cinebench R23 single (higher is better) Source: CGDirector, TechPowerUp, GadgetVersus	1,462 points	1,312 points
Cinebench R23 single-core (higher is better) Source: WePC	1,306 pts	—
Geekbench 5 single-core (higher is better) Source: WePC	1,386 pts	—
Geekbench 6 multi (higher is better) Source: GadgetVersus, Geekbench Browser, NanoReview	8,674 points	9,259 points
Geekbench 6 single (higher is better) Source: GadgetVersus, Geekbench Browser, NanoReview	2,052 points	1,682 points
PassMark CPU Mark (higher is better) Source: PassMark Software	21,518 points	32,491 points
PassMark CPU Single Thread Rating (higher is better) Source: PassMark Software	3,253 points	—
PassMark Single Thread (higher is better) Source: PassMark Software	3,254 points	2,702 points
PassMark Single Thread Rating (higher is better) Source: PassMark Software	3,254 points	2,702 points
Y-cruncher Pi 1B (lower is better) Source: HWBOT	41	89 seconds

Quick answers

Which is faster, the Ryzen 5 5600 or the Ryzen 9 3900X?

The Ryzen 5 5600 leads on 5 of 8 shared benchmarks (11% in Cinebench R23 single); the Ryzen 9 3900X takes 3 (71% in Cinebench R23 multi).

What did the Ryzen 5 5600 and the Ryzen 9 3900X cost at launch?

The Ryzen 5 5600 launched at a $199 MSRP and the Ryzen 9 3900X at $499. Street prices drift from launch pricing; the Where to buy section links current listings.