Intel Core i7-14700HX vs Intel Core Ultra 7 255HX
70.5Single-core72.8
66.1Multi-core73.8
28.9Efficiencyspec-based44.4
40.2iGPU—
74.4Platformspec-based69.6
3 spec wins — Intel Core i7-14700HX10 spec wins — Intel Core Ultra 7 255HX
InnoReviews verdict
Intel Core Ultra 7 255HX wins this laptop processor face-off, 67.9 to 60.3, pulling ahead mainly in multi-core (+8) and single-core (+2). Intel Core i7-14700HX still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Intel Core i7-14700HX
- 40% higher threads: 28 vs 20
- 10% higher L3 cache: 33 MB vs 30 MB
Reasons to pick the Intel Core Ultra 7 255HX
- Stronger multi-core score: 74 vs 66
- 70% lower process: 3 nm vs 10 nm
- 33% higher Max memory: 256 GB vs 192 GB
- 32% higher PassMark: 47,933 vs 36,414
- 16% higher Cinebench R23 (multi): 31,781 vs 27,500
General
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255HX |
|---|---|---|
| Announced | 2024 | 2025 |
| Process | 10 nm | 3 nm+70% |
| Base TDP | 55 W | 55 W |
| Max TDP | 157 W | 160 W+2% |
Cores & Clocks
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255HX |
|---|---|---|
| Cores | 20 | 20 |
| Performance cores | 8 | 8 |
| Efficiency cores | 12 | 12 |
| Threads | 28+40% | 20 |
| Base clock | 2.1 GHz | 2.4 GHz+14% |
| Boost clock | 5.5 GHz+6% | 5.2 GHz |
| L3 cache | 33 MB+10% | 30 MB |
Integrated GPU
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255HX |
|---|---|---|
| iGPU | Intel UHD Graphics | Intel Graphics (4 Xe-cores) |
| iGPU clock | 1,550 MHz | 1,850 MHz |
Memory
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255HX |
|---|---|---|
| Memory support | DDR5-5600 / DDR4-3200 | DDR5-6400 |
| Max memory | 192 GB | 256 GB+33% |
Benchmarks
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255HX |
|---|---|---|
| Geekbench 6 (single) | 2,850Top 26% | 2,959+4%Top 17% |
| Geekbench 6 (multi) | 16,800Top 15% | 17,915+7%Top 12% |
| Cinebench R23 (single) | 2,100Top 12% | 2,154+3%Top 10% |
| Cinebench R23 (multi) | 27,500Top 11% | 31,781+16%Top 6% |
| PassMark | 36,414Top 14% | 47,933+32%Top 8% |
| 3DMark Time Spy Graphics (iGPU) | 744Bottom 25% | — |
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