Intel Core i7-14700HX vs Intel Core Ultra 7 251HX
70.5Single-core66.6
66.1Multi-core65.1
28.9Efficiencyspec-based44.4
40.2iGPU—
74.4Platformspec-based68.1
9 spec wins — Intel Core i7-14700HX6 spec wins — Intel Core Ultra 7 251HX
InnoReviews verdict
Intel Core Ultra 7 251HX wins this laptop processor face-off, 62.6 to 60.3. 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 single-core score: 71 vs 67
- 56% higher threads: 28 vs 18
- 33% higher Performance cores: 8 vs 6
- 18% higher Geekbench 6 (multi): 16,800 vs 14,233
- 11% higher cores: 20 vs 18
Reasons to pick the Intel Core Ultra 7 251HX
- 70% lower process: 3 nm vs 10 nm
- 38% higher Base clock: 2.9 GHz vs 2.1 GHz
- 33% higher Max memory: 256 GB vs 192 GB
- 29% higher PassMark: 47,051 vs 36,414
General
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 251HX |
|---|---|---|
| Announced | 2024 | 2026 |
| 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 251HX |
|---|---|---|
| Cores | 20+11% | 18 |
| Performance cores | 8+33% | 6 |
| Efficiency cores | 12 | 12 |
| Threads | 28+56% | 18 |
| Base clock | 2.1 GHz | 2.9 GHz+38% |
| Boost clock | 5.5 GHz+8% | 5.1 GHz |
| L3 cache | 33 MB+10% | 30 MB |
Integrated GPU
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 251HX |
|---|---|---|
| iGPU | Intel UHD Graphics | Intel Graphics (3 Xe) |
| iGPU clock | 1,550 MHz | 1,800 MHz |
Memory
| Spec | Intel Core i7-14700HX | Intel Core Ultra 7 251HX |
|---|---|---|
| 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 251HX |
|---|---|---|
| Geekbench 6 (single) | 2,850+3%Top 30% | 2,762Top 33% |
| Geekbench 6 (multi) | 16,800+18%Top 19% | 14,233Top 30% |
| Cinebench R23 (single) | 2,100+8%Top 14% | 1,941Top 26% |
| Cinebench R23 (multi) | 27,500+6%Top 11% | 26,001Top 12% |
| PassMark | 36,414Top 15% | 47,051+29%Top 8% |
| 3DMark Time Spy Graphics (iGPU) | 744Bottom 27% | — |
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