Intel Core Ultra 9 275HX vs Intel Core Ultra 9 285HX
72.8Single-core75.3
81.4Multi-core78.3
44.4Efficiency44.4
64iGPU64
73.9Platform72.1
3 spec wins — Intel Core Ultra 9 275HX4 spec wins — Intel Core Ultra 9 285HX
InnoReviews verdict
This one is close to a dead heat: Intel Core Ultra 9 275HX scores 70.9 against 70.1 for Intel Core Ultra 9 285HX. Pick by the categories that matter to you — Intel Core Ultra 9 275HX edges ahead in Multi-core and platform, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core Ultra 9 275HX
- Stronger Multi-core score: 81 vs 78
- 33% higher Max memory: 256 GB vs 192 GB
- 29% higher Base clock: 2.7 GHz vs 2.1 GHz
Reasons to pick the Intel Core Ultra 9 285HX
No decisive spec advantages — this side competes on price and preference.
General
| Spec | Intel Core Ultra 9 275HX | Intel Core Ultra 9 285HX |
|---|---|---|
| Announced | 2025 | 2025 |
| Process | 3 nm | 3 nm |
| Base TDP | 55 W | 55 W |
| Max TDP | 160 W | 160 W |
Cores & Clocks
| Spec | Intel Core Ultra 9 275HX | Intel Core Ultra 9 285HX |
|---|---|---|
| Cores | 24 | 24 |
| Performance cores | 8 | 8 |
| Efficiency cores | 16 | 16 |
| Threads | 24 | 24 |
| Base clock | 2.7 GHz+29% | 2.1 GHz |
| Boost clock | 5.4 GHz | 5.5 GHz+2% |
| L3 cache | 36 MB | 36 MB |
Integrated GPU
| Spec | Intel Core Ultra 9 275HX | Intel Core Ultra 9 285HX |
|---|---|---|
| iGPU | Intel Arc Graphics (4 Xe) | Intel Graphics (4 Xe-cores) |
| iGPU clock | 2,000 MHz | 2,000 MHz |
Memory
| Spec | Intel Core Ultra 9 275HX | Intel Core Ultra 9 285HX |
|---|---|---|
| Memory support | DDR5-6400 | DDR5-6400 / LPDDR5x-6400 |
| Max memory | 256 GB+33% | 192 GB |
Benchmarks
| Spec | Intel Core Ultra 9 275HX | Intel Core Ultra 9 285HX |
|---|---|---|
| Geekbench 6 (single) | 3,100 | 3,150+2% |
| Geekbench 6 (multi) | 21,800+6% | 20,500 |
| Cinebench R23 (single) | 2,200 | 2,250+2% |
| Cinebench R23 (multi) | 35,000 | 37,500+7% |
| PassMark | 56,500 | — |
Related comparisons
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