Core i9-13900KF
24C/32T · 5.8 GHz · 125 W · PassMark #194
Xeon W9-3475X
Sapphire Rapids · 36C/72T · LGA4677
Xeon W9-3475X takes it — here’s why.
In our weighted Specdex score, Core i9-13900KF lands at 32 and Xeon W9-3475X at 90. That puts Xeon W9-3475X ahead by 58 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Core i9-13900KF if…
- ✓PassMark #194 of 5,901 — capable workhorse
- ✓Current PassMark-tracked street price around $1,425
Pick Xeon W9-3475X if…
- ✓Massive core counts
- ✓ECC memory support
- ✓Workstation/server-grade platform
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
Core i9-13900KFSpecdex score per dollar at MSRP
Core i9-13900KF more score per dollar ($564 vs $3,739).
Score breakdown
Specs side-by-side
| Spec | Core i9-13900KF | Xeon W9-3475X |
|---|---|---|
| Cores | 24 (8P + 16E) | ▲ 36 |
| Threads | 32 | ▲ 72 |
| Base clock | 3.0 GHz (P) / 2.0 GHz (E) | — |
| Boost clock | 5.8 GHz | — |
| L3 cache | 36 MB | — |
| TDP | 125 W base / 253 W max | — |
| Socket | LGA 1700 | LGA4677 |
| Class | Desktop (no integrated graphics) | — |
| PassMark rank | #194 of 5,901 | — |
| PassMark CPU Mark | 57,531 | — |
| Architecture | — | Sapphire Rapids |
| Release year | — | 2023 |
Core i9-13900KF
- +PassMark #194 of 5,901 — capable workhorse
- +Current PassMark-tracked street price around $1,425
- −Requires recent-generation motherboard and DDR5 memory
- −Newer-generation parts pull ahead in current rankings
Xeon W9-3475X
- +Massive core counts
- +ECC memory support
- +Workstation/server-grade platform
- −Niche platform, limited motherboards
- −High TDP requires serious cooling
- −Premium price
FAQ: Core i9-13900KF vs Xeon W9-3475X
Which is better, Core i9-13900KF or Xeon W9-3475X? +
Xeon W9-3475X scores 90 on our weighted rubric — ahead by 58. Your best pick depends on the sub-scores above.
Is Core i9-13900KF worth the price? +
At $564, Core i9-13900KF delivers a Specdex score of 32 — strongest in passmark.
Is Xeon W9-3475X worth the price? +
At $3,739, Xeon W9-3475X delivers a Specdex score of 90 — strongest in multi.
Does Core i9-13900KF or Xeon W9-3475X 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 i9-13900KF or Xeon W9-3475X? +
Core i9-13900KF — more score per dollar ($564 vs $3,739). Specdex score per dollar at MSRP.