Ryzen Threadripper 3990X
64C/128T · 4.3 GHz · 280 W TDP · sTRX4 · PassMark #90
Ryzen Threadripper PRO 5975WX
32C/64T · 4.5 GHz · 280 W TDP · sWRX8 · PassMark #100
Ryzen Threadripper 3990X takes it — here’s why.
In our weighted Specdex score, Ryzen Threadripper 3990X lands at 44 and Ryzen Threadripper PRO 5975WX at 42. That puts Ryzen Threadripper 3990X ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Ryzen Threadripper 3990X if…
- ✓PassMark #90 of 5,901 — capable workhorse
- ✓HEDT platform with abundant PCIe and memory lanes
- ✓Current PassMark-tracked street price around $2,997
Pick Ryzen Threadripper PRO 5975WX if…
- ✓PassMark #100 of 5,901 — capable workhorse
- ✓Workstation-tier core counts for rendering and compilation
- ✓Current PassMark-tracked street price around $3,399
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
Ryzen Threadripper 3990XSpecdex score per dollar at MSRP
Ryzen Threadripper 3990X more score per dollar ($2,997 vs $3,399).
Score breakdown
Specs side-by-side
| Spec | Ryzen Threadripper 3990X | Ryzen Threadripper PRO 5975WX |
|---|---|---|
| Cores | ▲ 64 | 32 |
| Threads | ▲ 128 | 64 |
| Base clock | 2.9 GHz | 3.6 GHz |
| Boost clock | 4.3 GHz | 4.5 GHz |
| L3 cache | ▲ 256 MB | 128 MB |
| TDP | 280 W | 280 W |
| Socket | sTRX4 | sWRX8 |
| Class | Desktop | Desktop, Server |
| PassMark rank | #90 of 5,901 | #100 of 5,901 |
| PassMark CPU Mark | ▲ 79,684 | 74,874 |
Ryzen Threadripper 3990X
- +PassMark #90 of 5,901 — capable workhorse
- +HEDT platform with abundant PCIe and memory lanes
- +Current PassMark-tracked street price around $2,997
- −HEDT motherboards and cooling raise total platform cost
Ryzen Threadripper PRO 5975WX
- +PassMark #100 of 5,901 — capable workhorse
- +Workstation-tier core counts for rendering and compilation
- +Current PassMark-tracked street price around $3,399
- −Workstation platform — overkill for gaming-only builds
FAQ: Ryzen Threadripper 3990X vs Ryzen Threadripper PRO 5975WX
Which is better, Ryzen Threadripper 3990X or Ryzen Threadripper PRO 5975WX? +
Ryzen Threadripper 3990X scores 44 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
Is Ryzen Threadripper 3990X worth the price? +
At $2,997, Ryzen Threadripper 3990X delivers a Specdex score of 44 — strongest in passmark.
Is Ryzen Threadripper PRO 5975WX worth the price? +
At $3,399, Ryzen Threadripper PRO 5975WX delivers a Specdex score of 42 — strongest in passmark.
Does Ryzen Threadripper 3990X or Ryzen Threadripper PRO 5975WX 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 Threadripper 3990X or Ryzen Threadripper PRO 5975WX? +
Ryzen Threadripper 3990X — more score per dollar ($2,997 vs $3,399). Specdex score per dollar at MSRP.