Core Ultra 9 275HX
24C/24T · 5.4 GHz · 55 W · PassMark #217
EPYC 9454
Zen 4 · 48C/96T · SP5
EPYC 9454 takes it — here’s why.
In our weighted Specdex score, Core Ultra 9 275HX lands at 31 and EPYC 9454 at 88. That puts EPYC 9454 ahead by 57 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Core Ultra 9 275HX if…
- ✓PassMark CPU Mark of 55,868 — solid multi-thread numbers
- ✓Intel's latest architecture with on-chip NPU
Pick EPYC 9454 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 Ultra 9 275HXSpecdex score per dollar at MSRP
Core Ultra 9 275HX more score per dollar ($599 vs $5,225).
Score breakdown
Specs side-by-side
| Spec | Core Ultra 9 275HX | EPYC 9454 |
|---|---|---|
| Cores | 24 (8P + 16E) | ▲ 48 |
| Threads | 24 | ▲ 96 |
| Base clock | 2.7 GHz | — |
| Boost clock | 5.4 GHz | — |
| L3 cache | 36 MB | — |
| TDP | 55 W base / 160 W turbo | — |
| Socket | BGA 2114 | SP5 |
| Class | Laptop (HX) | — |
| PassMark rank | #217 of 5,901 | — |
| PassMark CPU Mark | 55,868 | — |
| Architecture | — | Zen 4 |
| Release year | — | 2022 |
Core Ultra 9 275HX
- +PassMark CPU Mark of 55,868 — solid multi-thread numbers
- +Intel's latest architecture with on-chip NPU
- −Requires recent-generation motherboard and DDR5 memory
- −Newer-generation parts pull ahead in current rankings
EPYC 9454
- +Massive core counts
- +ECC memory support
- +Workstation/server-grade platform
- −Niche platform, limited motherboards
- −High TDP requires serious cooling
- −Premium price
FAQ: Core Ultra 9 275HX vs EPYC 9454
Which is better, Core Ultra 9 275HX or EPYC 9454? +
EPYC 9454 scores 88 on our weighted rubric — ahead by 57. Your best pick depends on the sub-scores above.
Is Core Ultra 9 275HX worth the price? +
At $599, Core Ultra 9 275HX delivers a Specdex score of 31 — strongest in passmark.
Is EPYC 9454 worth the price? +
At $5,225, EPYC 9454 delivers a Specdex score of 88 — strongest in multi.
Does Core Ultra 9 275HX or EPYC 9454 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 Ultra 9 275HX or EPYC 9454? +
Core Ultra 9 275HX — more score per dollar ($599 vs $5,225). Specdex score per dollar at MSRP.