Intel Core Ultra 7 256V vs Intel Core Ultra X9 388H
65.3Single-core74.6
42.2Multi-core61.3
88.5Efficiencyspec-based81.4
76.9iGPU88.3
35.9Platformspec-based56.4
2 spec wins — Intel Core Ultra 7 256V15 spec wins — Intel Core Ultra X9 388H
InnoReviews verdict
Intel Core Ultra X9 388H wins this laptop processor face-off, 69.6 to 57.4, pulling ahead mainly in multi-core (+19) and iGPU (+11). 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 256V
- 32% lower Base TDP: 17 W vs 25 W
Reasons to pick the Intel Core Ultra X9 388H
- Stronger single-core score: 75 vs 65
- Stronger multi-core score: 61 vs 42
- Stronger iGPU score: 88 vs 77
- 500% higher Max memory: 96 GB vs 16 GB
- 200% higher Efficiency cores: 12 vs 4
General
| Spec | Intel Core Ultra 7 256V | Intel Core Ultra X9 388H |
|---|---|---|
| Announced | 2024 | 2026 |
| Process | 3 nm | 2 nm+33% |
| Base TDP | 17 W+32% | 25 W |
| Max TDP | 37 W | 80 W+116% |
Cores & Clocks
| Spec | Intel Core Ultra 7 256V | Intel Core Ultra X9 388H |
|---|---|---|
| Cores | 8 | 16+100% |
| Performance cores | 4 | 4 |
| Efficiency cores | 4 | 12+200% |
| Threads | 8 | 16+100% |
| Base clock | 2.2 GHz+5% | 2.1 GHz |
| Boost clock | 4.8 GHz | 5.1 GHz+6% |
| L3 cache | 12 MB | 18 MB+50% |
Integrated GPU
| Spec | Intel Core Ultra 7 256V | Intel Core Ultra X9 388H |
|---|---|---|
| iGPU | Intel Arc 140V | Intel Arc B390 |
| iGPU clock | 1,950 MHz | 2,500 MHz |
Memory
| Spec | Intel Core Ultra 7 256V | Intel Core Ultra X9 388H |
|---|---|---|
| Memory support | LPDDR5X-8533 (on-package) | LPDDR5X |
| Max memory | 16 GB | 96 GB+500% |
Benchmarks
| Spec | Intel Core Ultra 7 256V | Intel Core Ultra X9 388H |
|---|---|---|
| Geekbench 6 (single) | 2,753Top 35% | 3,038+10%Top 19% |
| Geekbench 6 (multi) | 10,850Bottom 47% | 17,395+60%Top 16% |
| Cinebench R23 (single) | 1,876Top 31% | 2,201+17%Top 7% |
| Cinebench R23 (multi) | 10,244Bottom 41% | 18,911+85%Top 19% |
| PassMark | 19,478Bottom 49% | 36,409+87%Top 16% |
| 3DMark Time Spy Graphics (iGPU) | 3,883Top 4% | 6,501+67%Top 3% |
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