Core i9-14900K
Raptor Lake Refresh · 24C/32T · 125 W · LGA1700
Intel Core Ultra 5 345K
Panther Lake · 14C · 5.5 GHz
Core i9-14900K takes it — here’s why.
In our weighted Specdex score, Core i9-14900K lands at 89 and Intel Core Ultra 5 345K at 84. That puts Core i9-14900K ahead by 5 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Core i9-14900K if…
- ✓Strong per-core performance
- ✓Hybrid P/E cores (12th gen+)
- ✓Wide platform availability
Pick Intel Core Ultra 5 345K if…
- ✓Latest generation silicon
- ✓Improved perf-per-watt
- ✓Full modern feature set
Winner by scenario
Derived from the sub-score breakdown · not a separate testGaming
Core i9-14900KFrame-rate-bound workloads — favours cache and single-thread speed
Core i9-14900K leads on single (91 vs 86).
Creators & productivity
Core i9-14900KRendering, compilation, heavy multitasking — favours core count
Core i9-14900K leads on multi (89 vs 84).
Power efficiency
Intel Core Ultra 5 345KPerformance per watt — thermals, PSU headroom, electricity cost
Intel Core Ultra 5 345K leads on efficiency (86 vs 81).
Value for money
Intel Core Ultra 5 345KSpecdex score per dollar at MSRP
Intel Core Ultra 5 345K more score per dollar ($329 vs $589).
Score breakdown
Specs side-by-side
| Spec | Core i9-14900K | Intel Core Ultra 5 345K |
|---|---|---|
| Architecture | Raptor Lake Refresh | Panther Lake |
| Cores | ▲ 24 | 14 |
| Threads | 32 | — |
| TDP | 125 W | — |
| Socket | LGA1700 | LGA1851 |
| Release year | 2023 | 2025 |
Core i9-14900K
- +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
Intel Core Ultra 5 345K
- +Latest generation silicon
- +Improved perf-per-watt
- +Full modern feature set
- −Premium pricing
- −Requires up-to-date platform
- −Initial stock scarcity likely
FAQ: Core i9-14900K vs Intel Core Ultra 5 345K
Which is better, Core i9-14900K or Intel Core Ultra 5 345K? +
Core i9-14900K scores 89 on our weighted rubric — ahead by 5. Your best pick depends on the sub-scores above.
Is Core i9-14900K worth the price? +
At $589, Core i9-14900K delivers a Specdex score of 89 — strongest in single.
Is Intel Core Ultra 5 345K worth the price? +
At $329, Intel Core Ultra 5 345K delivers a Specdex score of 84 — strongest in single.
Does Core i9-14900K or Intel Core Ultra 5 345K 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 i9-14900K or Intel Core Ultra 5 345K? +
Core i9-14900K — leads on single (91 vs 86). Frame-rate-bound workloads — favours cache and single-thread speed.
Which is better for creator and productivity work, Core i9-14900K or Intel Core Ultra 5 345K? +
Core i9-14900K — leads on multi (89 vs 84). Rendering, compilation, heavy multitasking — favours core count.