AMD Ryzen 5 8645HS vs AMD Ryzen AI Max+ 395
46.2Single-core67.2
31.5Multi-core83.9
65.4Efficiency42.2
88iGPU100
58.8Platform79.9
3 spec wins — AMD Ryzen 5 8645HS13 spec wins — AMD Ryzen AI Max+ 395
InnoReviews verdict
AMD Ryzen AI Max+ 395 wins this laptop processor face-off, 74.5 to 50, pulling ahead mainly in Multi-core (+52) and platform (+21). 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
- Stronger efficiency score: 65 vs 42
- 100% higher Max memory: 256 GB vs 128 GB
- 43% higher Base clock: 4.3 GHz vs 3 GHz
- 36% lower Base TDP: 35 W vs 55 W
Reasons to pick the AMD Ryzen AI Max+ 395
- Stronger Single-core score: 67 vs 46
- Stronger Multi-core score: 84 vs 32
- Stronger iGPU score: 100 vs 88
- Stronger platform score: 80 vs 59
- 300% higher L3 cache: 64 MB vs 16 MB
General
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI Max+ 395 |
|---|---|---|
| Announced | 2023 | 2025 |
| Process | 4 nm | 4 nm |
| Base TDP | 35 W+36% | 55 W |
| Max TDP | 54 W | 120 W+122% |
Cores & Clocks
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI Max+ 395 |
|---|---|---|
| Cores | 6 | 16+167% |
| Performance cores | 6 | 16+167% |
| Threads | 12 | 32+167% |
| Base clock | 4.3 GHz+43% | 3 GHz |
| Boost clock | 5 GHz | 5.1 GHz+2% |
| L3 cache | 16 MB | 64 MB+300% |
Integrated GPU
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI Max+ 395 |
|---|---|---|
| iGPU | AMD Radeon 760M | AMD Radeon 8060S (40 CU) |
| iGPU clock | 2,600 MHz | 2,900 MHz+12% |
Memory
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI Max+ 395 |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | LPDDR5X-8000 (256-bit, on-package) |
| Max memory | 256 GB+100% | 128 GB |
Benchmarks
| Spec | AMD Ryzen 5 8645HS | AMD Ryzen AI Max+ 395 |
|---|---|---|
| Geekbench 6 (single) | 2,520 | 3,000+19% |
| Geekbench 6 (multi) | 10,300 | 21,800+112% |
| Cinebench R23 (single) | 1,700 | 2,080+22% |
| Cinebench R23 (multi) | 13,000 | 37,000+185% |
| PassMark | 24,300 | 59,000+143% |
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