Intel Core i5-12450HX vs Intel Core i9-12900HK
47.6Single-core60.5
40.4Multi-core51
28.9Efficiencyspec-based40.5
—iGPU55.7
52.2Platformspec-based59
2 spec wins — Intel Core i5-12450HX11 spec wins — Intel Core i9-12900HK
InnoReviews verdict
Intel Core i9-12900HK wins this laptop processor face-off, 53.5 to 42.4, pulling ahead mainly in single-core (+13) and multi-core (+11). Intel Core i5-12450HX 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 i5-12450HX
- 100% higher Max memory: 128 GB vs 64 GB
- 37% higher Max TDP: 157 W vs 115 W
Reasons to pick the Intel Core i9-12900HK
- Stronger single-core score: 61 vs 48
- Stronger multi-core score: 51 vs 40
- 100% higher Efficiency cores: 8 vs 4
- 100% higher L3 cache: 24 MB vs 12 MB
- 75% higher cores: 14 vs 8
General
| Spec | Intel Core i5-12450HX | Intel Core i9-12900HK |
|---|---|---|
| Announced | 2022 | 2022 |
| Process | 10 nm | 10 nm |
| Base TDP | 55 W | 45 W+18% |
| Max TDP | 157 W+37% | 115 W |
Cores & Clocks
| Spec | Intel Core i5-12450HX | Intel Core i9-12900HK |
|---|---|---|
| Cores | 8 | 14+75% |
| Performance cores | 4 | 6+50% |
| Efficiency cores | 4 | 8+100% |
| Threads | 12 | 20+67% |
| Base clock | 2.4 GHz | 2.5 GHz+4% |
| Boost clock | 4.4 GHz | 5 GHz+14% |
| L3 cache | 12 MB | 24 MB+100% |
Integrated GPU
| Spec | Intel Core i5-12450HX | Intel Core i9-12900HK |
|---|---|---|
| iGPU | Intel UHD Graphics (16 EU) | Intel Iris Xe (96 EU) |
| iGPU clock | 1,300 MHz | 1,450 MHz |
Memory
| Spec | Intel Core i5-12450HX | Intel Core i9-12900HK |
|---|---|---|
| Memory support | DDR5-4800 / DDR4-3200 | DDR5-4800 / LPDDR5-5200 / DDR4-3200 |
| Max memory | 128 GB+100% | 64 GB |
Benchmarks
| Spec | Intel Core i5-12450HX | Intel Core i9-12900HK |
|---|---|---|
| Geekbench 6 (single) | 2,210Bottom 26% | 2,450+11%Bottom 44% |
| Geekbench 6 (multi) | 9,230Bottom 34% | 12,700+38%Top 38% |
| Cinebench R23 (single) | — | 1,810Top 38% |
| Cinebench R23 (multi) | — | 17,600Top 25% |
| PassMark | 17,605Bottom 40% | 24,954+42%Top 35% |
| 3DMark Time Spy Graphics (iGPU) | — | 1,496Top 43% |
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