Intel Core i5-1235U vs Intel Core i9-12900HK
49.8Single-core60.5
31.4Multi-core51
75.3Efficiencyspec-based40.5
50.3iGPU55.7
47.7Platformspec-based59
1 spec wins — Intel Core i5-1235U13 spec wins — Intel Core i9-12900HK
InnoReviews verdict
Intel Core i9-12900HK wins this laptop processor face-off, 53.5 to 46.9, pulling ahead mainly in multi-core (+20) and single-core (+11). Intel Core i5-1235U 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 i5-1235U
- 67% lower Base TDP: 15 W vs 45 W
Reasons to pick the Intel Core i9-12900HK
- Stronger single-core score: 61 vs 50
- Stronger multi-core score: 51 vs 31
- Stronger iGPU score: 56 vs 50
- 200% higher Performance cores: 6 vs 2
- 184% higher Cinebench R23 (multi): 17,600 vs 6,200
General
| Spec | Intel Core i5-1235U | Intel Core i9-12900HK |
|---|---|---|
| Announced | 2022 | 2022 |
| Process | 10 nm | 10 nm |
| Base TDP | 15 W+67% | 45 W |
| Max TDP | 55 W | 115 W+109% |
Cores & Clocks
| Spec | Intel Core i5-1235U | Intel Core i9-12900HK |
|---|---|---|
| Cores | 10 | 14+40% |
| Performance cores | 2 | 6+200% |
| Efficiency cores | 8 | 8 |
| Threads | 12 | 20+67% |
| Base clock | 1.3 GHz | 2.5 GHz+92% |
| Boost clock | 4.4 GHz | 5 GHz+14% |
| L3 cache | 12 MB | 24 MB+100% |
Integrated GPU
| Spec | Intel Core i5-1235U | Intel Core i9-12900HK |
|---|---|---|
| iGPU | Intel Iris Xe (80 EU) | Intel Iris Xe (96 EU) |
| iGPU clock | 1,200 MHz | 1,450 MHz |
Memory
| Spec | Intel Core i5-1235U | Intel Core i9-12900HK |
|---|---|---|
| Memory support | LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267 | DDR5-4800 / LPDDR5-5200 / DDR4-3200 |
| Max memory | 64 GB | 64 GB |
Benchmarks
| Spec | Intel Core i5-1235U | Intel Core i9-12900HK |
|---|---|---|
| Geekbench 6 (single) | 2,000Bottom 17% | 2,450+23%Bottom 44% |
| Geekbench 6 (multi) | 6,100Bottom 14% | 12,700+108%Top 38% |
| Cinebench R23 (single) | 1,520Bottom 29% | 1,810+19%Top 38% |
| Cinebench R23 (multi) | 6,200Bottom 17% | 17,600+184%Top 25% |
| PassMark | 12,415Bottom 22% | 24,954+101%Top 35% |
| 3DMark Time Spy Graphics (iGPU) | 1,175Bottom 42% | 1,496+27%Top 43% |
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