Core i9-13900K
Raptor Lake · 24C/32T · 125 W · LGA1700
Core Ultra 7 265K
Arrow Lake · 20C/20T · 125 W · LGA1851
Core i9-13900K takes it — here’s why.
In our weighted Specdex score, Core i9-13900K lands at 88 and Core Ultra 7 265K at 85. That puts Core i9-13900K ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Core i9-13900K if…
- ✓Strong per-core performance
- ✓Hybrid P/E cores (12th gen+)
- ✓Wide platform availability
Pick Core Ultra 7 265K 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 i9-13900KFrame-rate-bound workloads — favours cache and single-thread speed
Core i9-13900K leads on gaming (87 vs 84).
Creators & productivity
Core i9-13900KRendering, compilation, heavy multitasking — favours core count
Core i9-13900K leads on multi (88 vs 85).
Power efficiency
Core Ultra 7 265KPerformance per watt — thermals, PSU headroom, electricity cost
Core Ultra 7 265K leads on efficiency (83 vs 80).
Value for money
Core Ultra 7 265KSpecdex score per dollar at MSRP
Core Ultra 7 265K more score per dollar ($399 vs $589).
Score breakdown
Specs side-by-side
| Spec | Core i9-13900K | Core Ultra 7 265K |
|---|---|---|
| Architecture | Raptor Lake | Arrow Lake |
| Cores | ▲ 24 | 20 |
| Threads | ▲ 32 | 20 |
| TDP | 125 W | 125 W |
| Socket | LGA1700 | LGA1851 |
| Release year | 2022 | 2024 |
Core i9-13900K
- +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 Ultra 7 265K
- +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 i9-13900K vs Core Ultra 7 265K
Which is better, Core i9-13900K or Core Ultra 7 265K? +
Core i9-13900K scores 88 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.
Is Core i9-13900K worth the price? +
At $589, Core i9-13900K delivers a Specdex score of 88 — strongest in single.
Is Core Ultra 7 265K worth the price? +
At $399, Core Ultra 7 265K delivers a Specdex score of 85 — strongest in single.
Does Core i9-13900K or Core Ultra 7 265K 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 i9-13900K or Core Ultra 7 265K? +
Core i9-13900K — leads on gaming (87 vs 84). Frame-rate-bound workloads — favours cache and single-thread speed.
Which is better for creator and productivity work, Core i9-13900K or Core Ultra 7 265K? +
Core i9-13900K — leads on multi (88 vs 85). Rendering, compilation, heavy multitasking — favours core count.