Intel Core i7-1355U vs Intel Core i9-14900HX
60.9Single-core73
37.1Multi-core71.7
75.3Efficiencyspec-based28.9
55.7iGPU40.2
50.3Platformspec-based78
2 spec wins — Intel Core i7-1355U15 spec wins — Intel Core i9-14900HX
InnoReviews verdict
Intel Core i9-14900HX wins this laptop processor face-off, 63.4 to 52.6, pulling ahead mainly in multi-core (+35) and single-core (+12). Intel Core i7-1355U 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 i7-1355U
- Stronger iGPU score: 56 vs 40
- 101% higher 3DMark Time Spy Graphics (iGPU): 1,496 vs 744
- 73% lower Base TDP: 15 W vs 55 W
Reasons to pick the Intel Core i9-14900HX
- Stronger single-core score: 73 vs 61
- Stronger multi-core score: 72 vs 37
- 300% higher Performance cores: 8 vs 2
- 250% higher Cinebench R23 (multi): 30,200 vs 8,637
- 215% higher PassMark: 43,593 vs 13,837
General
| Spec | Intel Core i7-1355U | Intel Core i9-14900HX |
|---|---|---|
| Announced | 2023 | 2024 |
| Process | 10 nm | 10 nm |
| Base TDP | 15 W+73% | 55 W |
| Max TDP | 55 W | 157 W+185% |
Cores & Clocks
| Spec | Intel Core i7-1355U | Intel Core i9-14900HX |
|---|---|---|
| Cores | 10 | 24+140% |
| Performance cores | 2 | 8+300% |
| Efficiency cores | 8 | 16+100% |
| Threads | 12 | 32+167% |
| Base clock | 1.7 GHz | 2.2 GHz+29% |
| Boost clock | 5 GHz | 5.8 GHz+16% |
| L3 cache | 12 MB | 36 MB+200% |
Integrated GPU
| Spec | Intel Core i7-1355U | Intel Core i9-14900HX |
|---|---|---|
| iGPU | Intel Iris Xe (96 EU) | Intel UHD Graphics |
| iGPU clock | 1,300 MHz | 1,650 MHz |
Memory
| Spec | Intel Core i7-1355U | Intel Core i9-14900HX |
|---|---|---|
| Memory support | LPDDR5-6400 / DDR5-5200 / DDR4-3200 / LPDDR4X-4267 | DDR5-5600 / DDR4-3200 |
| Max memory | 96 GB | 192 GB+100% |
Benchmarks
| Spec | Intel Core i7-1355U | Intel Core i9-14900HX |
|---|---|---|
| Geekbench 6 (single) | 2,491Top 50% | 2,920+17%Top 22% |
| Geekbench 6 (multi) | 8,984Bottom 32% | 18,100+101%Top 14% |
| Cinebench R23 (single) | 1,805Top 38% | 2,190+21%Top 9% |
| Cinebench R23 (multi) | 8,637Bottom 29% | 30,200+250%Top 8% |
| PassMark | 13,837Bottom 27% | 43,593+215%Top 12% |
| 3DMark Time Spy Graphics (iGPU) | 1,496+101%Top 42% | 744Bottom 27% |
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