Ryzen 7 3700X vs Ryzen 9 3900X — Specs & Performance Compared
Verdict: The Ryzen 9 3900X leads on 5 of 7 shared benchmarks (53% in Cinebench R23 multi); the Ryzen 7 3700X takes 2 (3% in Cinebench R23 single).
Side-by-side CPU comparison of the Ryzen 7 3700X and the Ryzen 9 3900X. Both released in 2019. MSRP range: $329 · $499. Specs, synthetic benchmarks, AI inference tok/s, and Amazon availability below; each column header links to that part's benchmark page.
Ryzen 9 3900X
*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 3700X | Ryzen 9 3900X |
|---|---|---|
| cores | 8 | 12 |
| threads | 16 | 24 |
| base clock ghz | 3.6 | 3.8 |
| boost clock ghz | 4.4 | 4.6 |
| tdp w | 65 | 105 |
| l3 cache mb | 32 | 64 |
| process nm | 7 | 7 |
| socket | AMD 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 Gamers Nexus, CGDirector, technical.city, GadgetVersus, NanoReview, Geekbench Browser, 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 7 3700X | Ryzen 9 3900X |
|---|---|---|
| 7-Zip Compression (higher is better) Source: Gamers Nexus |
78,000 MIPS | — |
| Adobe Photoshop (Puget) (higher is better) Source: Gamers Nexus |
7,000 points | — |
| Adobe Premiere (Puget) (higher is better) Source: Gamers Nexus |
6,613 points | — |
| Cinebench R23 multi (higher is better) Source: CGDirector |
12,195 points | 18,682 points |
| Cinebench R23 single (higher is better) Source: CGDirector |
1,345 points | 1,312 points |
| Geekbench 6 multi (higher is better) Source: technical.city, GadgetVersus, NanoReview, Geekbench Browser |
9,145 points | 9,259 points |
| Geekbench 6 single (higher is better) Source: technical.city, GadgetVersus, NanoReview, Geekbench Browser |
1,740 points | 1,682 points |
| PassMark CPU Mark (higher is better) Source: PassMark Software |
22,401 points | 32,491 points |
| PassMark Single Thread (higher is better) Source: PassMark Software |
2,654 points | 2,702 points |
| PassMark Single Thread Rating (higher is better) Source: PassMark Software |
2,654 points | 2,702 points |
| PassMark single-thread (higher is better) Source: PassMark Software |
2,654 points | — |
| Y-cruncher Pi 1B (lower is better) Source: HWBOT |
— | 89 seconds |
Quick answers
Which is faster, the Ryzen 7 3700X or the Ryzen 9 3900X?
The Ryzen 9 3900X leads on 5 of 7 shared benchmarks (53% in Cinebench R23 multi); the Ryzen 7 3700X takes 2 (3% in Cinebench R23 single).
What did the Ryzen 7 3700X and the Ryzen 9 3900X cost at launch?
The Ryzen 7 3700X launched at a $329 MSRP and the Ryzen 9 3900X at $499. Street prices drift from launch pricing; the Where to buy section links current listings.
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