Intel Core Ultra 5 235HX vs Intel Core Ultra 7 255H
71.9Single-core69.7
70.8Multi-core56.8
44.4Efficiencyspec-based75.7
—iGPU75.9
63.4Platformspec-based60.5
5 spec wins — Intel Core Ultra 5 235HX4 spec wins — Intel Core Ultra 7 255H
InnoReviews verdict
This one is close to a dead heat: Intel Core Ultra 5 235HX scores 65.5 against 65.3 for Intel Core Ultra 7 255H. Pick by the categories that matter to you — Intel Core Ultra 5 235HX edges ahead in multi-core and single-core, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core Ultra 5 235HX
- Stronger multi-core score: 71 vs 57
- 100% higher Max memory: 256 GB vs 128 GB
- 45% higher Base clock: 2.9 GHz vs 2 GHz
- 39% higher Max TDP: 160 W vs 115 W
- 32% higher PassMark: 40,500 vs 30,782
Reasons to pick the Intel Core Ultra 7 255H
- 49% lower Base TDP: 28 W vs 55 W
- 25% higher Efficiency cores: 10 vs 8
- 14% higher cores: 16 vs 14
- 14% higher threads: 16 vs 14
General
| Spec | Intel Core Ultra 5 235HX | Intel Core Ultra 7 255H |
|---|---|---|
| Announced | 2025 | 2025 |
| Process | 3 nm | 3 nm |
| Base TDP | 55 W | 28 W+49% |
| Max TDP | 160 W+39% | 115 W |
Cores & Clocks
| Spec | Intel Core Ultra 5 235HX | Intel Core Ultra 7 255H |
|---|---|---|
| Cores | 14 | 16+14% |
| Performance cores | 6 | 6 |
| Efficiency cores | 8 | 10+25% |
| Threads | 14 | 16+14% |
| Base clock | 2.9 GHz+45% | 2 GHz |
| Boost clock | 5.1 GHz | 5.1 GHz |
| L3 cache | 24 MB | 24 MB |
Integrated GPU
| Spec | Intel Core Ultra 5 235HX | Intel Core Ultra 7 255H |
|---|---|---|
| iGPU | Intel Graphics (3 Xe-cores) | Intel Arc 140T |
| iGPU clock | 1,800 MHz | 2,250 MHz |
Memory
| Spec | Intel Core Ultra 5 235HX | Intel Core Ultra 7 255H |
|---|---|---|
| Memory support | DDR5-6400 | LPDDR5X-8400 / DDR5-6400 |
| Max memory | 256 GB+100% | 128 GB |
Benchmarks
| Spec | Intel Core Ultra 5 235HX | Intel Core Ultra 7 255H |
|---|---|---|
| Geekbench 6 (single) | — | 2,851Top 25% |
| Geekbench 6 (multi) | — | 15,362Top 19% |
| Cinebench R23 (single) | — | 2,055Top 13% |
| Cinebench R23 (multi) | — | 18,624Top 24% |
| PassMark | 40,500+32%Top 12% | 30,782Top 25% |
| PassMark (single thread) | 4,709+9%Top 4% | 4,310Top 12% |
| 3DMark Time Spy Graphics (iGPU) | — | 3,719Top 9% |
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