Ryzen 7 9800X3D vs AMD Ryzen 9 9900X3D — Specs & Performance Compared

Verdict: The AMD Ryzen 9 9900X3D leads on 5 of 7 shared benchmarks (43% in Cinebench R23 multi); the Ryzen 7 9800X3D takes 2 (1% in Cinebench R23 single).

Side-by-side CPU comparison of the Ryzen 7 9800X3D and the AMD Ryzen 9 9900X3D. Released 2024 (Ryzen 7 9800X3D), 2025 (AMD Ryzen 9 9900X3D). MSRP range: $479 · $599. Specs, synthetic benchmarks, AI inference tok/s, and Amazon availability below; each column header links to that part's benchmark page.

AMD · Zen 5

Ryzen 7 9800X3D

8 cores120W TDP$479 MSRP2024

Full Ryzen 7 9800X3D benchmarks →

AMD · Zen 5

AMD Ryzen 9 9900X3D

12 cores120W TDP$599 MSRP2025

Full AMD Ryzen 9 9900X3D 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 7 9800X3D	AMD Ryzen 9 9900X3D
cores	8	12
threads	16	24
boost clock ghz	5.2	5.5
tdp w	120	120
l3 cache mb	96	128
socket	AM5	AM5

Synthetic benchmarks

Each row says whether a higher or a lower number is better (ranks and times are lower-is-better). Scores come from AlkTech, TechSpot, StorageReview, NanoReview, ComputerCity, Igor's Lab, Tom's Hardware, Geekbench Browser and Club386; 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 7 9800X3D	AMD Ryzen 9 9900X3D
Cinebench 2024 multi (higher is better) Source: AlkTech, TechSpot, StorageReview	1,371 pts	—
Cinebench 2024 multi-core (higher is better) Source: NanoReview	—	1,923 pts
Cinebench 2024 single (higher is better) Source: TechSpot, StorageReview	135 points	—
Cinebench 2024 single-core (higher is better) Source: NanoReview	—	136 pts
Cinebench R23 multi (higher is better) Source: AlkTech, ComputerCity, StorageReview	22,976 pts	32,800 points
Cinebench R23 multi-core (higher is better) Source: NanoReview	—	34,549 pts
Cinebench R23 single (higher is better) Source: AlkTech, ComputerCity, StorageReview	2,099 pts	2,080 points
Cinebench R23 single-core (higher is better) Source: NanoReview	—	2,258 pts
Geekbench 6 multi (higher is better) Source: Igor's Lab, Tom's Hardware, Geekbench Browser, Club386	18,391 pts	19,227 points
Geekbench 6 multi-core (higher is better) Source: Geekbench Browser	—	21,380 pts
Geekbench 6 single (higher is better) Source: Igor's Lab, Tom's Hardware, Geekbench Browser, Club386	3,305 pts	3,274 points
Geekbench 6 single-core (higher is better) Source: Geekbench Browser	—	3,349 pts

Quick answers

Which is faster, the Ryzen 7 9800X3D or the AMD Ryzen 9 9900X3D?

The AMD Ryzen 9 9900X3D leads on 5 of 7 shared benchmarks (43% in Cinebench R23 multi); the Ryzen 7 9800X3D takes 2 (1% in Cinebench R23 single).

What did the Ryzen 7 9800X3D and the AMD Ryzen 9 9900X3D cost at launch?

The Ryzen 7 9800X3D launched at a $479 MSRP and the AMD Ryzen 9 9900X3D at $599. Street prices drift from launch pricing; the Where to buy section links current listings.