AMD Ryzen 5 8645HS vs Intel Core Ultra 9 285H
59.3Single-core74.7
44.1Multi-core64.7
65.4Efficiencyspec-based56
64.9iGPU75.9
58.8Platformspec-based60.5
3 spec wins — AMD Ryzen 5 8645HS13 spec wins — Intel Core Ultra 9 285H
InnoReviews verdict
Intel Core Ultra 9 285H wins this laptop processor face-off, 66.4 to 55.4, pulling ahead mainly in multi-core (+21) and single-core (+15). AMD Ryzen 5 8645HS still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 5 8645HS
- 100% higher Max memory: 256 GB vs 128 GB
- 48% higher Base clock: 4.3 GHz vs 2.9 GHz
- 22% lower Base TDP: 35 W vs 45 W
Reasons to pick the Intel Core Ultra 9 285H
- Stronger single-core score: 75 vs 59
- Stronger multi-core score: 65 vs 44
- Stronger iGPU score: 76 vs 65
- 167% higher cores: 16 vs 6
- 113% higher Max TDP: 115 W vs 54 W
General
| Spec | AMD Ryzen 5 8645HS | Intel Core Ultra 9 285H |
|---|---|---|
| Announced | 2023 | 2025 |
| Process | 4 nm | 3 nm+25% |
| Base TDP | 35 W+22% | 45 W |
| Max TDP | 54 W | 115 W+113% |
Cores & Clocks
| Spec | AMD Ryzen 5 8645HS | Intel Core Ultra 9 285H |
|---|---|---|
| Cores | 6 | 16+167% |
| Performance cores | 6 | 6 |
| Efficiency cores | — | 10 |
| Threads | 12 | 16+33% |
| Base clock | 4.3 GHz+48% | 2.9 GHz |
| Boost clock | 5 GHz | 5.4 GHz+8% |
| L3 cache | 16 MB | 24 MB+50% |
Integrated GPU
| Spec | AMD Ryzen 5 8645HS | Intel Core Ultra 9 285H |
|---|---|---|
| iGPU | AMD Radeon 760M | Intel Arc 140T |
| iGPU clock | 2,600 MHz | 2,350 MHz |
Memory
| Spec | AMD Ryzen 5 8645HS | Intel Core Ultra 9 285H |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | LPDDR5X-8400 / DDR5-6400 |
| Max memory | 256 GB+100% | 128 GB |
Benchmarks
| Spec | AMD Ryzen 5 8645HS | Intel Core Ultra 9 285H |
|---|---|---|
| Geekbench 6 (single) | 2,520Bottom 49% | 3,080+22%Top 14% |
| Geekbench 6 (multi) | 10,300Bottom 41% | 17,900+74%Top 12% |
| Cinebench R23 (single) | 1,700Bottom 45% | 2,180+28%Top 8% |
| Cinebench R23 (multi) | 13,000Top 49% | 24,200+86%Top 12% |
| PassMark | 21,977Top 47% | 34,203+56%Top 18% |
| 3DMark Time Spy Graphics (iGPU) | 2,260Top 33% | 3,719+65%Top 7% |
Related comparisons
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