Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | AMD - Ryzen 9 7950X | AMD - Ryzen AI 9 HX 395+ |
|---|---|---|
| TDP | 170 W | 55 W |
| Cinebench R23 (multi) | 38600 | 27500 |
| Boost clock | 5.7 GHz | 5.1 GHz |
Between the Ryzen 9 7950X and Ryzen AI 9 HX 395+, the Ryzen 9 7950X comes out ahead in cinebench r23 (multi) / boost clock, while the Ryzen AI 9 HX 395+ wins on tdp. Overall, the Ryzen 9 7950X scores 59.7 and the Ryzen AI 9 HX 395+ scores 54.3 on our Mars Score.
Which should you buy?
The Ryzen 9 7950X edges ahead on the Mars Score (59.7 vs 54.3), but the 5.4-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Ryzen 9 7950X if you push the hardware — gaming, on-device AI, heavy multitasking — and the extra compute headroom is worth the trade-offs. The biggest gaps in its favor are cinebench r23 (multi), boost clock. The single most decisive one: Cinebench R23 (multi) — 40.36% more. 38600 vs 27500.
Pick the Ryzen AI 9 HX 395+ if you care most about tdp. Its strongest claims are tdp. The single most decisive one: TDP — 115.00 W less. 55 vs 170.
Both ship with comparable cores, l3 cache, so those specs do not separate the two — focus on the differences below.
Bottom line: the Ryzen 9 7950X is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: AMD - Ryzen 9 7950X or AMD - Ryzen AI 9 HX 395+?
AMD - Ryzen 9 7950X leads the current Mars Score by 5.4 points.The more useful decision is the trade-off behind that result: compare boost clock, tdp against the way you will actually use the product.
Choose AMD - Ryzen 9 7950X if…
AMD - Ryzen 9 7950X has the measurable edge on cinebench r23 multi, boost clock ghz.
Choose AMD - Ryzen AI 9 HX 395+ if…
AMD - Ryzen AI 9 HX 395+ has the measurable edge on tdp w.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why AMD - Ryzen 9 7950X wins
- ▲Cinebench R23 (multi) — 40.36% more. 38600 vs 27500.
- ▲Boost clock — 11.76% more. 5.7 GHz vs 5.1 GHz.
Why AMD - Ryzen AI 9 HX 395+ wins
- ▲TDP — 115.00 W less. 55 vs 170.
Spec comparison
Cores
| Spec | AMD - Ryzen 9 7950X | AMD - Ryzen AI 9 HX 395+ |
|---|---|---|
| Coresⓘ | 16 | 16 |
| Threadsⓘ | 32 | 32 |
| Base clockⓘ | 4.5 GHzlead | 3.0 GHz |
| Boost clockⓘ | 5.7 GHzlead | 5.1 GHz |
| L3 cacheⓘ | 64 MB | 64 MB |
Platform
| Spec | AMD - Ryzen 9 7950X | AMD - Ryzen AI 9 HX 395+ |
|---|---|---|
| Socketⓘ | AM5 | FP11 |
| TDPⓘ | 170 W | 55 Wlead |
| Integrated graphicsⓘ | true | true |
| DDR5ⓘ | true | true |
Benchmarks
| Spec | AMD - Ryzen 9 7950X | AMD - Ryzen AI 9 HX 395+ |
|---|---|---|
| Cinebench R23 (multi)ⓘ | 38600lead | 27500 |
| Cinebench R23 (single)ⓘ | 2050 | 2050 |