AMD Ryzen 5 8645HS vs AMD Ryzen AI 7 345
53.1Single-core62.5
45.7Multi-core40.8
65.4Efficiencyspec-based73.5
65.1iGPU54.5
58.8Platformspec-based53.5
6 spec wins — AMD Ryzen 5 8645HS3 spec wins — AMD Ryzen AI 7 345
InnoReviews verdict
This one is close to a dead heat: AMD Ryzen 5 8645HS scores 54.4 against 54.4 for AMD Ryzen AI 7 345. Pick by the categories that matter to you — AMD Ryzen 5 8645HS edges ahead in iGPU and multi-core, or by price.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 5 8645HS
- Stronger multi-core score: 46 vs 41
- Stronger iGPU score: 65 vs 55
- 200% higher Performance cores: 6 vs 2
- 115% higher Base clock: 4.3 GHz vs 2 GHz
- 100% higher L3 cache: 16 MB vs 8 MB
Reasons to pick the AMD Ryzen AI 7 345
- Stronger single-core score: 63 vs 53
- 20% lower Base TDP: 28 W vs 35 W
General
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI 7 345 |
|---|---|---|
| Announced | 2023 | 2026 |
| Process | 4 nm | 4 nm |
| Base TDP | 35 W | 28 W+20% |
| Max TDP | 54 W | 54 W |
Cores & Clocks
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI 7 345 |
|---|---|---|
| Cores | 6 | 6 |
| Performance cores | 6+200% | 2 |
| Efficiency cores | — | 4 |
| Threads | 12 | 12 |
| Base clock | 4.3 GHz+115% | 2 GHz |
| Boost clock | 5 GHz+9% | 4.6 GHz |
| L3 cache | 16 MB+100% | 8 MB |
Integrated GPU
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI 7 345 |
|---|---|---|
| iGPU | AMD Radeon 760M | AMD Radeon 840M |
| iGPU clock | 2,600 MHz | 2,900 MHz |
Memory
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI 7 345 |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | LPDDR5X-8000 / DDR5-5600 |
| Max memory | 256 GB | 256 GB |
Benchmarks
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI 7 345 |
|---|---|---|
| Geekbench 6 (single) | — | 2,604Top 48% |
| Geekbench 6 (multi) | — | 9,100Bottom 27% |
| Cinebench R23 (single) | — | 1,818Top 42% |
| Cinebench R23 (multi) | — | 11,461Bottom 41% |
| PassMark | 21,977+13%Bottom 49% | 19,466Bottom 39% |
| PassMark (single thread) | 3,550Bottom 42% | 3,843+8%Top 37% |
| 3DMark Time Spy Graphics (iGPU) | 2,281+61%Top 38% | 1,415Bottom 36% |
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