Core i9-11900K
Rocket Lake · 8C/16T · 125 W · LGA1200
Ryzen Threadripper 7980X
64C/128T · 5.1 GHz · 350 W TDP · sTR5 · PassMark #14
Ryzen Threadripper 7980X takes it — here’s why.
In our weighted Specdex score, Core i9-11900K lands at 74 and Ryzen Threadripper 7980X at 76. That puts Ryzen Threadripper 7980X ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Core i9-11900K if…
- ✓Strong per-core performance
- ✓Hybrid P/E cores (12th gen+)
- ✓Wide platform availability
Pick Ryzen Threadripper 7980X if…
- ✓PassMark rank #14 — strong productivity throughput
- ✓HEDT platform with abundant PCIe and memory lanes
- ✓Current PassMark-tracked street price around $3,827
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
Core i9-11900KSpecdex score per dollar at MSRP
Core i9-11900K more score per dollar ($539 vs $3,827).
Score breakdown
Specs side-by-side
| Spec | Core i9-11900K | Ryzen Threadripper 7980X |
|---|---|---|
| Architecture | Rocket Lake | — |
| Cores | 8 | ▲ 64 |
| Threads | 16 | ▲ 128 |
| TDP | 125 W | 350 W |
| Socket | LGA1200 | sTR5 |
| Release year | 2021 | — |
| Base clock | — | 3.2 GHz |
| Boost clock | — | 5.1 GHz |
| L3 cache | — | 256 MB |
| Class | — | Desktop |
| PassMark rank | — | #14 of 5,901 |
| PassMark CPU Mark | — | 135,650 |
Core i9-11900K
- +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
Ryzen Threadripper 7980X
- +PassMark rank #14 — strong productivity throughput
- +HEDT platform with abundant PCIe and memory lanes
- +Current PassMark-tracked street price around $3,827
- −HEDT motherboards and cooling raise total platform cost
FAQ: Core i9-11900K vs Ryzen Threadripper 7980X
Which is better, Core i9-11900K or Ryzen Threadripper 7980X? +
Ryzen Threadripper 7980X scores 76 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
Is Core i9-11900K worth the price? +
At $539, Core i9-11900K delivers a Specdex score of 74 — strongest in efficiency.
Is Ryzen Threadripper 7980X worth the price? +
At $3,827, Ryzen Threadripper 7980X delivers a Specdex score of 76 — strongest in passmark.
Does Core i9-11900K or Ryzen Threadripper 7980X 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, Core i9-11900K or Ryzen Threadripper 7980X? +
Core i9-11900K — more score per dollar ($539 vs $3,827). Specdex score per dollar at MSRP.