Ryzen 9 9900X
Zen 5 · 12C/24T · 5.6 GHz · AM5
Intel Core Ultra 9 395K
Panther Lake · 26C · 6.0 GHz
Intel Core Ultra 9 395K takes it — here’s why.
In our weighted Specdex score, Ryzen 9 9900X lands at 92 and Intel Core Ultra 9 395K at 93. That puts Intel Core Ultra 9 395K ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Ryzen 9 9900X if…
- ✓12 cores at 5.6 GHz boost
- ✓120 W TDP — cooler than 9950X
- ✓AM5 platform longevity
Pick Intel Core Ultra 9 395K 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
Intel Core Ultra 9 395KFrame-rate-bound workloads — favours cache and single-thread speed
Intel Core Ultra 9 395K leads on gaming (94 vs 88).
Creators & productivity
TieRendering, compilation, heavy multitasking — favours core count
Effectively tied — neither pulls a 2-point weighted lead.
Power efficiency
Ryzen 9 9900XPerformance per watt — thermals, PSU headroom, electricity cost
Ryzen 9 9900X leads on efficiency (88 vs 86).
Value for money
Ryzen 9 9900XSpecdex score per dollar at MSRP
Ryzen 9 9900X more score per dollar ($499 vs $649).
Score breakdown
Specs side-by-side
| Spec | Ryzen 9 9900X | Intel Core Ultra 9 395K |
|---|---|---|
| Cores | 12 | ▲ 26 (8P+16E+2LP) |
| Threads | 24 | ▲ 26 |
| Base clock | 4.4 GHz | — |
| Boost clock | 5.6 GHz | — |
| L3 cache | 64 MB | — |
| TDP | 120 W | — |
| Socket | AM5 | LGA1851 |
| Process | TSMC N4X | — |
| iGPU | Radeon Graphics (RDNA 2, 2 CUs) | — |
| Memory | DDR5-5600 dual-channel | — |
| Architecture | — | Panther Lake |
| Release year | — | 2025 |
Ryzen 9 9900X
- +12 cores at 5.6 GHz boost
- +120 W TDP — cooler than 9950X
- +AM5 platform longevity
- −9950X edges it on multi-thread
- −9800X3D beats it on gaming
- −$499 puts it close to higher-tier
Intel Core Ultra 9 395K
- +Latest generation silicon
- +Improved perf-per-watt
- +Full modern feature set
- −Premium pricing
- −Requires up-to-date platform
- −Initial stock scarcity likely
FAQ: Ryzen 9 9900X vs Intel Core Ultra 9 395K
Which is better, Ryzen 9 9900X or Intel Core Ultra 9 395K? +
Intel Core Ultra 9 395K scores 93 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.
Is Ryzen 9 9900X worth the price? +
At $499, Ryzen 9 9900X delivers a Specdex score of 92 — strongest in multi.
Is Intel Core Ultra 9 395K worth the price? +
At $649, Intel Core Ultra 9 395K delivers a Specdex score of 93 — strongest in single.
Does Ryzen 9 9900X or Intel Core Ultra 9 395K 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, Ryzen 9 9900X or Intel Core Ultra 9 395K? +
Intel Core Ultra 9 395K — leads on gaming (94 vs 88). Frame-rate-bound workloads — favours cache and single-thread speed.
Which is better for power efficiency, Ryzen 9 9900X or Intel Core Ultra 9 395K? +
Ryzen 9 9900X — leads on efficiency (88 vs 86). Performance per watt — thermals, PSU headroom, electricity cost.