Intel Core i5-13450HX vs Intel Core i7-1255U
58.8Single-core52.8
50.4Multi-core32.6
28.9Efficiencyspec-based75.3
—iGPU55.7
61.7Platformspec-based47.7
12 spec wins — Intel Core i5-13450HX3 spec wins — Intel Core i7-1255U
InnoReviews verdict
Intel Core i5-13450HX wins this laptop processor face-off, 51 to 48.6, pulling ahead mainly in multi-core (+18) and single-core (+6). Intel Core i7-1255U 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 i5-13450HX
- Stronger single-core score: 59 vs 53
- Stronger multi-core score: 50 vs 33
- 200% higher Performance cores: 6 vs 2
- 200% higher Max memory: 192 GB vs 64 GB
- 185% higher Max TDP: 157 W vs 55 W
Reasons to pick the Intel Core i7-1255U
- 100% higher Efficiency cores: 8 vs 4
- 73% lower Base TDP: 15 W vs 55 W
General
| Spec | Intel Core i5-13450HX | Intel Core i7-1255U |
|---|---|---|
| Announced | 2023 | 2022 |
| Process | 10 nm | 10 nm |
| Base TDP | 55 W | 15 W+73% |
| Max TDP | 157 W+185% | 55 W |
Cores & Clocks
| Spec | Intel Core i5-13450HX | Intel Core i7-1255U |
|---|---|---|
| Cores | 10 | 10 |
| Performance cores | 6+200% | 2 |
| Efficiency cores | 4 | 8+100% |
| Threads | 16+33% | 12 |
| Base clock | 2.4 GHz+41% | 1.7 GHz |
| Boost clock | 4.6 GHz | 4.7 GHz+2% |
| L3 cache | 20 MB+67% | 12 MB |
Integrated GPU
| Spec | Intel Core i5-13450HX | Intel Core i7-1255U |
|---|---|---|
| iGPU | Intel UHD Graphics (16 EU) | Intel Iris Xe (96 EU) |
| iGPU clock | 1,450 MHz | 1,250 MHz |
Memory
| Spec | Intel Core i5-13450HX | Intel Core i7-1255U |
|---|---|---|
| Memory support | DDR5-4800 / DDR4-3200 | LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267 |
| Max memory | 192 GB+200% | 64 GB |
Benchmarks
| Spec | Intel Core i5-13450HX | Intel Core i7-1255U |
|---|---|---|
| Geekbench 6 (single) | 2,415+13%Bottom 44% | 2,130Bottom 24% |
| Geekbench 6 (multi) | 12,701+92%Top 39% | 6,600Bottom 17% |
| Cinebench R23 (single) | 1,741+9%Top 46% | 1,600Bottom 40% |
| Cinebench R23 (multi) | 16,869+148%Top 28% | 6,800Bottom 19% |
| PassMark | 24,404+89%Top 36% | 12,941Bottom 25% |
| 3DMark Time Spy Graphics (iGPU) | — | 1,496Top 43% |
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