Ryzen Threadripper PRO 9955WX
16C/32T · 5.4 GHz · 350 W · sTR5 · PassMark #131
Ryzen Threadripper PRO 5965WX
24C/48T · 4.5 GHz · 280 W TDP · sWRX8 · PassMark #136
Ryzen Threadripper PRO 9955WX takes it — here’s why.
In our weighted Specdex score, Ryzen Threadripper PRO 9955WX lands at 38 and Ryzen Threadripper PRO 5965WX at 36. That puts Ryzen Threadripper PRO 9955WX ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Ryzen Threadripper PRO 9955WX if…
- ✓PassMark #131 of 5,901 — capable workhorse
- ✓Workstation-tier core counts for rendering and compilation
- ✓Current PassMark-tracked street price around $1,549
Pick Ryzen Threadripper PRO 5965WX if…
- ✓PassMark #136 of 5,901 — capable workhorse
- ✓Workstation-tier core counts for rendering and compilation
- ✓Current PassMark-tracked street price around $1,553
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
TieSpecdex score per dollar at MSRP
Effectively tied — similar score-per-dollar at MSRP.
Score breakdown
Specs side-by-side
| Spec | Ryzen Threadripper PRO 9955WX | Ryzen Threadripper PRO 5965WX |
|---|---|---|
| Cores | 16 | ▲ 24 |
| Threads | 32 | ▲ 48 |
| Base clock | 4.5 GHz | 3.8 GHz |
| Boost clock | 5.4 GHz | 4.5 GHz |
| L3 cache | 64 MB | ▲ 128 MB |
| TDP | 350 W | 280 W |
| Socket | sTR5 | sWRX8 |
| Platform | WRX90 or TRX50 | — |
| Memory | 8-channel DDR5-6400 ECC RDIMM, up to 2TB (on WRX90) | — |
| PCIe | 128x PCIe 5.0 + 8x PCIe 4.0 from CPU (on WRX90) | — |
| PassMark rank | #131 of 5,901 | #136 of 5,901 |
| PassMark CPU Mark | ▲ 67,111 | 65,886 |
| Class | — | Desktop, Server |
Ryzen Threadripper PRO 9955WX
- +PassMark #131 of 5,901 — capable workhorse
- +Workstation-tier core counts for rendering and compilation
- +Current PassMark-tracked street price around $1,549
- −Workstation platform — overkill for gaming-only builds
Ryzen Threadripper PRO 5965WX
- +PassMark #136 of 5,901 — capable workhorse
- +Workstation-tier core counts for rendering and compilation
- +Current PassMark-tracked street price around $1,553
- −Workstation platform — overkill for gaming-only builds
FAQ: Ryzen Threadripper PRO 9955WX vs Ryzen Threadripper PRO 5965WX
Which is better, Ryzen Threadripper PRO 9955WX or Ryzen Threadripper PRO 5965WX? +
Ryzen Threadripper PRO 9955WX scores 38 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
Is Ryzen Threadripper PRO 9955WX worth the price? +
At $1,649, Ryzen Threadripper PRO 9955WX delivers a Specdex score of 38 — strongest in passmark.
Is Ryzen Threadripper PRO 5965WX worth the price? +
At $1,553, Ryzen Threadripper PRO 5965WX delivers a Specdex score of 36 — strongest in passmark.
Does Ryzen Threadripper PRO 9955WX or Ryzen Threadripper PRO 5965WX 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.