Ryzen 9 7945HX3D
16C/32T · 5.4 GHz · 55 W TDP · FL1 · PassMark #191
Core i9-13900K
Raptor Lake · 24C/32T · 125 W · LGA1700
Core i9-13900K takes it — here’s why.
In our weighted Specdex score, Ryzen 9 7945HX3D lands at 32 and Core i9-13900K at 88. That puts Core i9-13900K ahead by 56 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Ryzen 9 7945HX3D if…
- ✓PassMark #191 of 5,901 — capable workhorse
- ✓3D V-Cache delivers strong gaming performance
Pick Core i9-13900K if…
- ✓Strong per-core performance
- ✓Hybrid P/E cores (12th gen+)
- ✓Wide platform availability
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
Core i9-13900KSpecdex score per dollar at MSRP
Core i9-13900K more score per dollar ($589 vs $549).
Score breakdown
Specs side-by-side
| Spec | Ryzen 9 7945HX3D | Core i9-13900K |
|---|---|---|
| Cores | 16 | ▲ 24 |
| Threads | 32 | 32 |
| Base clock | 2.3 GHz | — |
| Boost clock | 5.4 GHz | — |
| L3 cache | 32 MB | — |
| TDP | 55 W | 125 W |
| Socket | FL1 | LGA1700 |
| Class | Laptop | — |
| PassMark rank | #191 of 5,901 | — |
| PassMark CPU Mark | 57,729 | — |
| Architecture | — | Raptor Lake |
| Release year | — | 2022 |
Ryzen 9 7945HX3D
- +PassMark #191 of 5,901 — capable workhorse
- +3D V-Cache delivers strong gaming performance
- −Higher price than non-X3D sibling at the same core count
- −Newer-generation parts pull ahead in current rankings
Core i9-13900K
- +Strong per-core performance
- +Hybrid P/E cores (12th gen+)
- +Wide platform availability
- −Power draw on top SKUs
- −Frequent socket changes
- −Arrow Lake gaming regressions
FAQ: Ryzen 9 7945HX3D vs Core i9-13900K
Which is better, Ryzen 9 7945HX3D or Core i9-13900K? +
Core i9-13900K scores 88 on our weighted rubric — ahead by 56. Your best pick depends on the sub-scores above.
Is Ryzen 9 7945HX3D worth the price? +
At $549, Ryzen 9 7945HX3D delivers a Specdex score of 32 — strongest in passmark.
Is Core i9-13900K worth the price? +
At $589, Core i9-13900K delivers a Specdex score of 88 — strongest in single.
Does Ryzen 9 7945HX3D or Core i9-13900K last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is the better value, Ryzen 9 7945HX3D or Core i9-13900K? +
Core i9-13900K — more score per dollar ($589 vs $549). Specdex score per dollar at MSRP.