Intel Core i9-12900HK vs Intel Core Ultra 7 356H
60.5Single-core80.3
51Multi-core57.5
40.5Efficiencyspec-based81.4
55.7iGPU70
59Platformspec-based58.2
6 spec wins — Intel Core i9-12900HK10 spec wins — Intel Core Ultra 7 356H
InnoReviews verdict
Intel Core Ultra 7 356H wins this laptop processor face-off, 68.2 to 53.5, pulling ahead mainly in single-core (+20) and iGPU (+14). Intel Core i9-12900HK 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 i9-12900HK
- 50% higher Performance cores: 6 vs 4
- 44% higher Max TDP: 115 W vs 80 W
- 33% higher L3 cache: 24 MB vs 18 MB
- 32% higher Base clock: 2.5 GHz vs 1.9 GHz
- 25% higher threads: 20 vs 16
Reasons to pick the Intel Core Ultra 7 356H
- Stronger single-core score: 80 vs 61
- Stronger multi-core score: 58 vs 51
- Stronger iGPU score: 70 vs 56
- 100% higher Max memory: 128 GB vs 64 GB
- 90% higher 3DMark Time Spy Graphics (iGPU): 2,846 vs 1,496
General
| Spec | Intel Core i9-12900HK | Intel Core Ultra 7 356H |
|---|---|---|
| Announced | 2022 | 2026 |
| Process | 10 nm | 2 nm+80% |
| Base TDP | 45 W | 25 W+44% |
| Max TDP | 115 W+44% | 80 W |
Cores & Clocks
| Spec | Intel Core i9-12900HK | Intel Core Ultra 7 356H |
|---|---|---|
| Cores | 14 | 16+14% |
| Performance cores | 6+50% | 4 |
| Efficiency cores | 8 | 12+50% |
| Threads | 20+25% | 16 |
| Base clock | 2.5 GHz+32% | 1.9 GHz |
| Boost clock | 5 GHz+6% | 4.7 GHz |
| L3 cache | 24 MB+33% | 18 MB |
Integrated GPU
| Spec | Intel Core i9-12900HK | Intel Core Ultra 7 356H |
|---|---|---|
| iGPU | Intel Iris Xe (96 EU) | Intel Graphics (4 Xe3-cores) |
| iGPU clock | 1,450 MHz | 2,450 MHz |
Memory
| Spec | Intel Core i9-12900HK | Intel Core Ultra 7 356H |
|---|---|---|
| Memory support | DDR5-4800 / LPDDR5-5200 / DDR4-3200 | LPDDR5X, DDR5 |
| Max memory | 64 GB | 128 GB+100% |
Benchmarks
| Spec | Intel Core i9-12900HK | Intel Core Ultra 7 356H |
|---|---|---|
| Geekbench 6 (single) | 2,450Bottom 48% | — |
| Geekbench 6 (multi) | 12,700Top 40% | — |
| Cinebench R23 (single) | 1,810Top 36% | 2,033+12%Top 20% |
| Cinebench R23 (multi) | 17,600Top 24% | 18,586+6%Top 21% |
| PassMark | 24,954Top 34% | 34,251+37%Top 19% |
| 3DMark Time Spy Graphics (iGPU) | 1,496Top 42% | 2,846+90%Top 19% |
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