AMD Ryzen 5 8645HS vs AMD Ryzen AI Max+ 395
59.3Single-core72
44.1Multi-core84.2
65.4Efficiencyspec-based42.2
64.9iGPU99.7
58.8Platformspec-based79.9
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, 75.7 to 55.4, pulling ahead mainly in multi-core (+40) and iGPU (+35). 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
- 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: 72 vs 59
- Stronger multi-core score: 84 vs 44
- Stronger iGPU score: 100 vs 65
- 381% higher 3DMark Time Spy Graphics (iGPU): 10,860 vs 2,260
- 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 |
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) | 2,520Bottom 49% | 3,000+19%Top 16% |
| Geekbench 6 (multi) | 10,300Bottom 41% | 21,800+112%Top 5% |
| Cinebench R23 (single) | 1,700Bottom 45% | 2,080+22%Top 13% |
| Cinebench R23 (multi) | 13,000Top 49% | 37,000+185%Top 4% |
| PassMark | 21,977Top 47% | 54,913+150%Top 5% |
| 3DMark Time Spy Graphics (iGPU) | 2,260Top 33% | 10,860+381%Top 1% |
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