Intel Core i7-14700HX vs Intel Core Ultra 7 255H
70.5Single-core69.7
66.1Multi-core56.8
28.9Efficiencyspec-based75.7
40.2iGPU75.9
74.4Platformspec-based60.5
13 spec wins — Intel Core i7-14700HX5 spec wins — Intel Core Ultra 7 255H
InnoReviews verdict
Intel Core Ultra 7 255H wins this laptop processor face-off, 65.3 to 60.3, pulling ahead mainly in iGPU (+36). 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
- Stronger multi-core score: 66 vs 57
- 75% higher threads: 28 vs 16
- 50% higher Max memory: 192 GB vs 128 GB
- 48% higher Cinebench R23 (multi): 27,500 vs 18,624
- 38% higher L3 cache: 33 MB vs 24 MB
Reasons to pick the Intel Core Ultra 7 255H
- Stronger iGPU score: 76 vs 40
- 400% higher 3DMark Time Spy Graphics (iGPU): 3,719 vs 744
- 70% lower process: 3 nm vs 10 nm
- 49% lower Base TDP: 28 W vs 55 W
General
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255H |
|---|---|---|
| Announced | 2024 | 2025 |
| Process | 10 nm | 3 nm+70% |
| Base TDP | 55 W | 28 W+49% |
| Max TDP | 157 W+37% | 115 W |
Cores & Clocks
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255H |
|---|---|---|
| Cores | 20+25% | 16 |
| Performance cores | 8+33% | 6 |
| Efficiency cores | 12+20% | 10 |
| Threads | 28+75% | 16 |
| Base clock | 2.1 GHz+5% | 2 GHz |
| Boost clock | 5.5 GHz+8% | 5.1 GHz |
| L3 cache | 33 MB+38% | 24 MB |
Integrated GPU
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255H |
|---|---|---|
| iGPU | Intel UHD Graphics | Intel Arc 140T |
| iGPU clock | 1,550 MHz | 2,250 MHz |
Memory
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255H |
|---|---|---|
| Memory support | DDR5-5600 / DDR4-3200 | LPDDR5X-8400 / DDR5-6400 |
| Max memory | 192 GB+50% | 128 GB |
Benchmarks
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 255H |
|---|---|---|
| Geekbench 6 (single) | 2,850Top 30% | 2,851Top 29% |
| Geekbench 6 (multi) | 16,800+9%Top 19% | 15,362Top 23% |
| Cinebench R23 (single) | 2,100+2%Top 14% | 2,055Top 18% |
| Cinebench R23 (multi) | 27,500+48%Top 11% | 18,624Top 20% |
| PassMark | 36,414+18%Top 15% | 30,782Top 21% |
| 3DMark Time Spy Graphics (iGPU) | 744Bottom 27% | 3,719+400%Top 7% |
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