AMD Ryzen 5 8645HS vs AMD Ryzen 9 8945H
59.3Single-core63.6
44.1Multi-core52.5
65.4Efficiencyspec-based53.8
64.9iGPU—
58.8Platformspec-based61.8
2 spec wins — AMD Ryzen 5 8645HS10 spec wins — AMD Ryzen 9 8945H
InnoReviews verdict
AMD Ryzen 9 8945H wins this laptop processor face-off, 57.3 to 55.4, pulling ahead mainly in multi-core (+8) and single-core (+4). 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
- 22% lower Base TDP: 35 W vs 45 W
Reasons to pick the AMD Ryzen 9 8945H
- Stronger single-core score: 64 vs 59
- Stronger multi-core score: 53 vs 44
- 37% higher PassMark: 30,083 vs 21,977
- 35% higher Cinebench R23 (multi): 17,604 vs 13,000
- 33% higher cores: 8 vs 6
General
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen 9 8945H |
|---|---|---|
| Announced | 2023 | 2024 |
| Process | 4 nm | 4 nm |
| Base TDP | 35 W+22% | 45 W |
| Max TDP | 54 W | 54 W |
Cores & Clocks
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen 9 8945H |
|---|---|---|
| Cores | 6 | 8+33% |
| Performance cores | 6 | 8+33% |
| Efficiency cores | — | 0 |
| Threads | 12 | 16+33% |
| Base clock | 4.3 GHz+7% | 4 GHz |
| Boost clock | 5 GHz | 5.2 GHz+4% |
| L3 cache | 16 MB | 16 MB |
Integrated GPU
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen 9 8945H |
|---|---|---|
| iGPU | AMD Radeon 760M | AMD Radeon 780M |
| iGPU clock | 2,600 MHz | 2,800 MHz |
Memory
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen 9 8945H |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | LPDDR5X-7500 / DDR5-5600 |
| Max memory | 256 GB | 256 GB |
Benchmarks
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen 9 8945H |
|---|---|---|
| Geekbench 6 (single) | 2,520Top 50% | 2,702+7%Top 38% |
| Geekbench 6 (multi) | 10,300Bottom 41% | 12,650+23%Top 39% |
| Cinebench R23 (single) | 1,700Bottom 50% | 1,813+7%Top 35% |
| Cinebench R23 (multi) | 13,000Top 47% | 17,604+35%Top 22% |
| PassMark | 21,977Top 45% | 30,083+37%Top 21% |
| 3DMark Time Spy Graphics (iGPU) | 2,260Top 33% | — |
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