Intel Core i7-14650HX vs Intel Core Ultra 7 255H
67Single-core69.7
57.6Multi-core56.8
28.9Efficiencyspec-based75.7
—iGPU75.9
70.7Platformspec-based60.5
9 spec wins — Intel Core i7-14650HX7 spec wins — Intel Core Ultra 7 255H
InnoReviews verdict
Intel Core Ultra 7 255H wins this laptop processor face-off, 65.3 to 57.6, pulling ahead mainly in single-core (+3). Intel Core i7-14650HX 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 i7-14650HX
- 50% higher threads: 24 vs 16
- 50% higher Max memory: 192 GB vs 128 GB
- 37% higher Max TDP: 157 W vs 115 W
- 33% higher Performance cores: 8 vs 6
- 25% higher L3 cache: 30 MB vs 24 MB
Reasons to pick the Intel Core Ultra 7 255H
- 70% lower process: 3 nm vs 10 nm
- 49% lower Base TDP: 28 W vs 55 W
- 25% higher Efficiency cores: 10 vs 8
General
| Spec | Intel Core i7-14650HX | 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 i7-14650HX | Intel Core Ultra 7 255H |
|---|---|---|
| Cores | 16 | 16 |
| Performance cores | 8+33% | 6 |
| Efficiency cores | 8 | 10+25% |
| Threads | 24+50% | 16 |
| Base clock | 2.2 GHz+10% | 2 GHz |
| Boost clock | 5.2 GHz+2% | 5.1 GHz |
| L3 cache | 30 MB+25% | 24 MB |
Integrated GPU
| Spec | Intel Core i7-14650HX | Intel Core Ultra 7 255H |
|---|---|---|
| iGPU | Intel UHD Graphics (16 EU) | Intel Arc 140T |
| iGPU clock | 1,600 MHz | 2,250 MHz |
Memory
| Spec | Intel Core i7-14650HX | 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 i7-14650HX | Intel Core Ultra 7 255H |
|---|---|---|
| Geekbench 6 (single) | 2,753Top 31% | 2,851+4%Top 25% |
| Geekbench 6 (multi) | 14,451Top 26% | 15,362+6%Top 20% |
| Cinebench R23 (single) | 1,969Top 21% | 2,055+4%Top 17% |
| Cinebench R23 (multi) | 20,454+10%Top 17% | 18,624Top 20% |
| PassMark | 33,366+8%Top 20% | 30,782Top 21% |
| 3DMark Time Spy Graphics (iGPU) | — | 3,719Top 7% |
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