Ryzen 7 9800X3D
Zen 5 · 8C/16T · 104 MB cache · Gaming king
Ryzen 9 7900X3D
12C/24T · 5.6 GHz · 120 W TDP · AM5 (LGA 1718) · PassMark #254
Ryzen 7 9800X3D takes it — here’s why.
In our weighted Specdex score, Ryzen 7 9800X3D lands at 95 and Ryzen 9 7900X3D at 28. That puts Ryzen 7 9800X3D ahead by 67 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Ryzen 7 9800X3D if…
- ✓Fastest gaming CPU on the planet
- ✓Overclockable unlike prior X3D parts
- ✓Excellent efficiency (120 W TDP)
Pick Ryzen 9 7900X3D if…
- ✓PassMark CPU Mark of 50,212 — solid multi-thread numbers
- ✓3D V-Cache delivers strong gaming performance
- ✓Current PassMark-tracked street price around $538
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 $538).
Score breakdown
Specs side-by-side
| Spec | Ryzen 7 9800X3D | Ryzen 9 7900X3D |
|---|---|---|
| Cores | 8 | ▲ 12 |
| Threads | 16 | ▲ 24 |
| Base clock | 4.7 GHz | 4.4 GHz |
| Boost clock | 5.2 GHz | 5.6 GHz |
| L3 cache | 96 MB (3D V-Cache) | ▲ 128 MB |
| TDP | 120 W | 120 W |
| Socket | AM5 | AM5 (LGA 1718) |
| Process | TSMC 4 nm | — |
| iGPU | Radeon Graphics (RDNA 2, 2 CUs) | — |
| Memory | DDR5-5600 | — |
| Class | — | Desktop |
| PassMark rank | — | #254 of 5,901 |
| PassMark CPU Mark | — | 50,212 |
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
Ryzen 9 7900X3D
- +PassMark CPU Mark of 50,212 — solid multi-thread numbers
- +3D V-Cache delivers strong gaming performance
- +Current PassMark-tracked street price around $538
- −Higher price than non-X3D sibling at the same core count
- −Newer-generation parts pull ahead in current rankings
FAQ: Ryzen 7 9800X3D vs Ryzen 9 7900X3D
Which is better, Ryzen 7 9800X3D or Ryzen 9 7900X3D? +
Ryzen 7 9800X3D scores 95 on our weighted rubric — ahead by 67. Your best pick depends on the sub-scores above.
Is Ryzen 7 9800X3D worth the price? +
At $479, Ryzen 7 9800X3D delivers a Specdex score of 95 — strongest in gaming.
Is Ryzen 9 7900X3D worth the price? +
At $538, Ryzen 9 7900X3D delivers a Specdex score of 28 — strongest in passmark.
Does Ryzen 7 9800X3D or Ryzen 9 7900X3D 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 7 9800X3D or Ryzen 9 7900X3D? +
Ryzen 7 9800X3D — more score per dollar ($479 vs $538). Specdex score per dollar at MSRP.