Core i7-11700K
Rocket Lake · 8C/16T · 125 W · LGA1200
Core i9-11900K
Rocket Lake · 8C/16T · 125 W · LGA1200
Core i9-11900K takes it — here’s why.
In our weighted Specdex score, Core i7-11700K lands at 72 and Core i9-11900K at 74. That puts Core i9-11900K ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Core i7-11700K if…
- ✓Strong per-core performance
- ✓Hybrid P/E cores (12th gen+)
- ✓Wide platform availability
Pick Core i9-11900K if…
- ✓Strong per-core performance
- ✓Hybrid P/E cores (12th gen+)
- ✓Wide platform availability
Winner by scenario
Derived from the sub-score breakdown · not a separate testGaming
Core i9-11900KFrame-rate-bound workloads — favours cache and single-thread speed
Core i9-11900K leads on gaming (73 vs 71).
Creators & productivity
Core i9-11900KRendering, compilation, heavy multitasking — favours core count
Core i9-11900K leads on multi (74 vs 72).
Power efficiency
TiePerformance per watt — thermals, PSU headroom, electricity cost
Effectively tied — neither pulls a 2-point weighted lead.
Value for money
Core i7-11700KSpecdex score per dollar at MSRP
Core i7-11700K more score per dollar ($399 vs $539).
Score breakdown
Specs side-by-side
| Spec | Core i7-11700K | Core i9-11900K |
|---|---|---|
| Architecture | Rocket Lake | Rocket Lake |
| Cores | 8 | 8 |
| Threads | 16 | 16 |
| TDP | 125 W | 125 W |
| Socket | LGA1200 | LGA1200 |
| Release year | 2021 | 2021 |
Core i7-11700K
- +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
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
FAQ: Core i7-11700K vs Core i9-11900K
Which is better, Core i7-11700K or Core i9-11900K? +
Core i9-11900K scores 74 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
Is Core i7-11700K worth the price? +
At $399, Core i7-11700K delivers a Specdex score of 72 — strongest in efficiency.
Is Core i9-11900K worth the price? +
At $539, Core i9-11900K delivers a Specdex score of 74 — strongest in efficiency.
Does Core i7-11700K or Core i9-11900K 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 better for gaming, Core i7-11700K or Core i9-11900K? +
Core i9-11900K — leads on gaming (73 vs 71). Frame-rate-bound workloads — favours cache and single-thread speed.
Which is better for creator and productivity work, Core i7-11700K or Core i9-11900K? +
Core i9-11900K — leads on multi (74 vs 72). Rendering, compilation, heavy multitasking — favours core count.