Intel Core i9-14900HX vs Intel Core Ultra 7 155U
73Single-core54.1
71.7Multi-core38.4
28.9Efficiencyspec-based81.9
40.2iGPU—
78Platformspec-based51.8
15 spec wins — Intel Core i9-14900HX2 spec wins — Intel Core Ultra 7 155U
InnoReviews verdict
Intel Core i9-14900HX wins this laptop processor face-off, 63.4 to 52.3, pulling ahead mainly in multi-core (+33) and single-core (+19). Intel Core Ultra 7 155U 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 i9-14900HX
- Stronger single-core score: 73 vs 54
- Stronger multi-core score: 72 vs 38
- 300% higher Performance cores: 8 vs 2
- 214% higher Cinebench R23 (multi): 30,200 vs 9,627
- 200% higher L3 cache: 36 MB vs 12 MB
Reasons to pick the Intel Core Ultra 7 155U
- 73% lower Base TDP: 15 W vs 55 W
- 30% lower process: 7 nm vs 10 nm
General
| Spec | Intel Core i9-14900HX | Intel Core Ultra 7 155U |
|---|---|---|
| Announced | 2024 | 2023 |
| Process | 10 nm | 7 nm+30% |
| Base TDP | 55 W | 15 W+73% |
| Max TDP | 157 W+175% | 57 W |
Cores & Clocks
| Spec | Intel Core i9-14900HX | Intel Core Ultra 7 155U |
|---|---|---|
| Cores | 24+100% | 12 |
| Performance cores | 8+300% | 2 |
| Efficiency cores | 16+60% | 10 |
| Threads | 32+129% | 14 |
| Base clock | 2.2 GHz+29% | 1.7 GHz |
| Boost clock | 5.8 GHz+21% | 4.8 GHz |
| L3 cache | 36 MB+200% | 12 MB |
Integrated GPU
| Spec | Intel Core i9-14900HX | Intel Core Ultra 7 155U |
|---|---|---|
| iGPU | Intel UHD Graphics | Intel Graphics (4 Xe) |
| iGPU clock | 1,650 MHz | 1,950 MHz |
Memory
| Spec | Intel Core i9-14900HX | Intel Core Ultra 7 155U |
|---|---|---|
| Memory support | DDR5-5600 / DDR4-3200 | LPDDR5X-7467 / DDR5-5600 |
| Max memory | 192 GB+100% | 96 GB |
Benchmarks
| Spec | Intel Core i9-14900HX | Intel Core Ultra 7 155U |
|---|---|---|
| Geekbench 6 (single) | 2,920+33%Top 22% | 2,195Bottom 30% |
| Geekbench 6 (multi) | 18,100+102%Top 14% | 8,981Bottom 31% |
| Cinebench R23 (single) | 2,190+35%Top 9% | 1,627Bottom 44% |
| Cinebench R23 (multi) | 30,200+214%Top 8% | 9,627Bottom 37% |
| PassMark | 43,593+170%Top 12% | 16,133Bottom 34% |
| 3DMark Time Spy Graphics (iGPU) | 744Bottom 27% | — |
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