AMD Ryzen 7 1800X vs AMD Ryzen 9 3900X
The AMD Ryzen 9 3900X leads on gaming, scoring 74.3 — about 32% ahead of the AMD Ryzen 7 1800X. For AI workloads the AMD Ryzen 9 3900X is the clear call: it's both faster and better value in that segment. The AMD Ryzen 9 3900X comes out ahead in 4 of the 4 uses we score. The AMD Ryzen 9 3900X wins outright: faster and better value.
| Ryzen 7 1800XAMDAM4 | Ryzen 9 3900XAMDAM4our pick | |
|---|---|---|
| Performance scores | ||
| Gaming | 56.2 | 74.3 ★ |
| 3D Modelling | 32.8 | 54.7 ★ |
| AI | 22.6 | 40.2 ★ |
| VR | 56.2 | 74.3 ★ |
| Value scores | ||
| Gaming | 62.8 | 83 ★ |
| 3D Modelling | 36.6 | 61.1 ★ |
| AI | 25.2 | 44.9 ★ |
| VR | 62.8 | 83 ★ |
| Specifications | ||
| UserBenchmark Speed | 71.8 | 87.9 ★ |
| Cores | 8 | 12 ★ |
| Threads | 16 | 24 ★ |
| Boost Clock | 4 GHz | 4.6 GHz ★ |
| L3 Cache | 16 MB | 64 MB ★ |
| Gaming Index | 55 | 74 ★ |
| Cinebench MT | 9200 | 18300 ★ |
| AI Throughput | 0 TOPS | 0 TOPS |
| TDP | 95 W ★ | 105 W |
| RRP | £394 | £394 |
★ marks the winner on each row (for TDP, latency and price, lower is better). Ties unmarked. Scores are our own absolute figures; specs and prices are facts from their sources.
Ryzen 7 1800X full specs →Ryzen 9 3900X full specs →See the full ranking →