Intel Core Ultra 7 255HX vs Intel Core Ultra 7 256V
72.8Single-core65.3
73.8Multi-core42.2
44.4Efficiencyspec-based88.5
—iGPU76.9
69.6Platformspec-based35.9
15 spec wins — Intel Core Ultra 7 255HX1 spec wins — Intel Core Ultra 7 256V
InnoReviews verdict
Intel Core Ultra 7 255HX wins this laptop processor face-off, 67.9 to 57.4, pulling ahead mainly in multi-core (+32) and single-core (+8). Intel Core Ultra 7 256V 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 Ultra 7 255HX
- Stronger single-core score: 73 vs 65
- Stronger multi-core score: 74 vs 42
- 1500% higher Max memory: 256 GB vs 16 GB
- 332% higher Max TDP: 160 W vs 37 W
- 210% higher Cinebench R23 (multi): 31,781 vs 10,244
Reasons to pick the Intel Core Ultra 7 256V
- 69% lower Base TDP: 17 W vs 55 W
General
| Spec | Intel Core Ultra 7 255HX | Intel Core Ultra 7 256V |
|---|---|---|
| Announced | 2025 | 2024 |
| Process | 3 nm | 3 nm |
| Base TDP | 55 W | 17 W+69% |
| Max TDP | 160 W+332% | 37 W |
Cores & Clocks
| Spec | Intel Core Ultra 7 255HX | Intel Core Ultra 7 256V |
|---|---|---|
| Cores | 20+150% | 8 |
| Performance cores | 8+100% | 4 |
| Efficiency cores | 12+200% | 4 |
| Threads | 20+150% | 8 |
| Base clock | 2.4 GHz+9% | 2.2 GHz |
| Boost clock | 5.2 GHz+8% | 4.8 GHz |
| L3 cache | 30 MB+150% | 12 MB |
Integrated GPU
| Spec | Intel Core Ultra 7 255HX | Intel Core Ultra 7 256V |
|---|---|---|
| iGPU | Intel Graphics (4 Xe-cores) | Intel Arc 140V |
| iGPU clock | 1,850 MHz | 1,950 MHz |
Memory
| Spec | Intel Core Ultra 7 255HX | Intel Core Ultra 7 256V |
|---|---|---|
| Memory support | DDR5-6400 | LPDDR5X-8533 (on-package) |
| Max memory | 256 GB+1500% | 16 GB |
Benchmarks
| Spec | Intel Core Ultra 7 255HX | Intel Core Ultra 7 256V |
|---|---|---|
| Geekbench 6 (single) | 2,959+7%Top 17% | 2,753Top 31% |
| Geekbench 6 (multi) | 17,915+65%Top 12% | 10,850Bottom 45% |
| Cinebench R23 (single) | 2,154+15%Top 10% | 1,876Top 31% |
| Cinebench R23 (multi) | 31,781+210%Top 6% | 10,244Bottom 40% |
| PassMark | 47,933+146%Top 8% | 19,478Bottom 48% |
| 3DMark Time Spy Graphics (iGPU) | — | 3,883Top 4% |
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