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Ryzen 9 3900X vs Intel Core i5-13600K — Specs & Performance Compared

Verdict: The Intel Core i5-13600K is ahead of the Ryzen 9 3900X on all 6 shared benchmarks on file, by 15% to 74%, including 52% in Cinebench R23 single (1,997 vs 1,312).

Side-by-side CPU comparison of the Ryzen 9 3900X and the Intel Core i5-13600K. Released 2019 (Ryzen 9 3900X), 2022 (Intel Core i5-13600K). MSRP range: $499 · $319. Specs, synthetic benchmarks, AI inference tok/s, and Amazon availability below; each column header links to that part's benchmark page.

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*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

SpecRyzen 9 3900XIntel Core i5-13600K
cores 12—
threads 2420
p cores —6
e cores —8
base clock ghz 3.8—
boost clock ghz 4.65.1
tdp w 105125
l3 cache mb 6424
process nm 7—
socket AMD Socket AM4LGA1700

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, WePC, CPU-Monkey, GadgetVersus, HWBOT, NanoReview, HardwareDB and PassMark; 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.

BenchmarkRyzen 9 3900XIntel Core i5-13600K
Cinebench R23 multi (higher is better)
Source: CGDirector, WePC, CPU-Monkey, GadgetVersus, HWBOT		 18,682 points24,123 points
Cinebench R23 single (higher is better)
Source: CGDirector, WePC, CPU-Monkey, GadgetVersus, HWBOT		 1,312 points1,997 points
Geekbench 6 multi (higher is better)
Source: GadgetVersus, NanoReview, HardwareDB, CPU-Monkey		 9,259 points16,101 points
Geekbench 6 single (higher is better)
Source: GadgetVersus, NanoReview, HardwareDB, CPU-Monkey		 1,682 points2,718 points
PassMark CPU Mark (higher is better)
Source: PassMark		 32,491 points37,509 pts
PassMark CPU Mark single thread (higher is better)
Source: PassMark		 —4,111 points
PassMark Single Thread (higher is better)
Source: PassMark		 2,702 points4,114 pts
PassMark Single Thread Rating (higher is better)
Source: PassMark		 2,702 points—
Y-cruncher Pi 1B (lower is better)
Source: HWBOT		 89 seconds—

Quick answers

Which is faster, the Ryzen 9 3900X or the Intel Core i5-13600K?

The Intel Core i5-13600K is ahead of the Ryzen 9 3900X on all 6 shared benchmarks on file, by 15% to 74%, including 52% in Cinebench R23 single (1,997 vs 1,312).

What did the Ryzen 9 3900X and the Intel Core i5-13600K cost at launch?

The Ryzen 9 3900X launched at a $499 MSRP and the Intel Core i5-13600K at $319. Street prices drift from launch pricing; the Where to buy section links current listings.

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