Ryzen 9 8945HX
16C/32T · 5.4 GHz · 55 W TDP · FL1 · PassMark #245
Ryzen 7 9800X3D
Zen 5 · 8C/16T · 104 MB cache · Gaming king
Ryzen 7 9800X3D takes it — here’s why.
In our weighted Specdex score, Ryzen 9 8945HX lands at 29 and Ryzen 7 9800X3D at 95. That puts Ryzen 7 9800X3D ahead by 66 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Ryzen 9 8945HX if…
- ✓PassMark CPU Mark of 51,573 — solid multi-thread numbers
- ✓Mainstream desktop flagship core count
Pick Ryzen 7 9800X3D if…
- ✓Fastest gaming CPU on the planet
- ✓Overclockable unlike prior X3D parts
- ✓Excellent efficiency (120 W TDP)
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
Ryzen 7 9800X3DSpecdex score per dollar at MSRP
Ryzen 7 9800X3D more score per dollar ($479 vs $549).
Score breakdown
Specs side-by-side
| Spec | Ryzen 9 8945HX | Ryzen 7 9800X3D |
|---|---|---|
| Cores | ▲ 16 | 8 |
| Threads | ▲ 32 | 16 |
| Base clock | 2.5 GHz | 4.7 GHz |
| Boost clock | 5.4 GHz | 5.2 GHz |
| L3 cache | 64 MB | ▲ 96 MB (3D V-Cache) |
| TDP | 55 W | 120 W |
| Socket | FL1 | AM5 |
| Class | Laptop | — |
| PassMark rank | #245 of 5,901 | — |
| PassMark CPU Mark | 51,573 | — |
| Process | — | TSMC 4 nm |
| iGPU | — | Radeon Graphics (RDNA 2, 2 CUs) |
| Memory | — | DDR5-5600 |
Ryzen 9 8945HX
- +PassMark CPU Mark of 51,573 — solid multi-thread numbers
- +Mainstream desktop flagship core count
- −Requires recent-generation motherboard and DDR5 memory
- −Newer-generation parts pull ahead in current rankings
Ryzen 7 9800X3D
- +Fastest gaming CPU on the planet
- +Overclockable unlike prior X3D parts
- +Excellent efficiency (120 W TDP)
- −Only 8 cores for productivity-heavy workloads
- −AM5 motherboard required
- −Scarce at launch
FAQ: Ryzen 9 8945HX vs Ryzen 7 9800X3D
Which is better, Ryzen 9 8945HX or Ryzen 7 9800X3D? +
Ryzen 7 9800X3D scores 95 on our weighted rubric — ahead by 66. Your best pick depends on the sub-scores above.
Is Ryzen 9 8945HX worth the price? +
At $549, Ryzen 9 8945HX delivers a Specdex score of 29 — strongest in passmark.
Is Ryzen 7 9800X3D worth the price? +
At $479, Ryzen 7 9800X3D delivers a Specdex score of 95 — strongest in gaming.
Does Ryzen 9 8945HX or Ryzen 7 9800X3D 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 8945HX or Ryzen 7 9800X3D? +
Ryzen 7 9800X3D — more score per dollar ($479 vs $549). Specdex score per dollar at MSRP.