AMD Ryzen 7 8745HX vs AMD Ryzen 9 9955HX
59.5Single-core74.2
54.7Multi-core82
40Efficiencyspec-based42.2
—iGPU32.6
58.2Platformspec-based84.3
1 spec wins — AMD Ryzen 7 8745HX10 spec wins — AMD Ryzen 9 9955HX
InnoReviews verdict
AMD Ryzen 9 9955HX wins this laptop processor face-off, 69.5 to 54.2, pulling ahead mainly in multi-core (+27) and single-core (+15). AMD Ryzen 7 8745HX 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 7 8745HX
- 44% higher Base clock: 3.6 GHz vs 2.5 GHz
Reasons to pick the AMD Ryzen 9 9955HX
- Stronger single-core score: 74 vs 60
- Stronger multi-core score: 82 vs 55
- 300% higher Max memory: 256 GB vs 64 GB
- 100% higher cores: 16 vs 8
- 100% higher Performance cores: 16 vs 8
General
| Spec | AMD Ryzen 7 8745HX | AMD Ryzen 9 9955HX |
|---|---|---|
| Announced | 2025 | 2025 |
| Process | 5 nm | 4 nm+20% |
| Base TDP | 55 W | 55 W |
| Max TDP | 75 W | 75 W |
Cores & Clocks
| Spec | AMD Ryzen 7 8745HX | AMD Ryzen 9 9955HX |
|---|---|---|
| Cores | 8 | 16+100% |
| Performance cores | 8 | 16+100% |
| Efficiency cores | 0 | — |
| Threads | 16 | 32+100% |
| Base clock | 3.6 GHz+44% | 2.5 GHz |
| Boost clock | 5.1 GHz | 5.4 GHz+6% |
| L3 cache | 32 MB | 64 MB+100% |
Integrated GPU
| Spec | AMD Ryzen 7 8745HX | AMD Ryzen 9 9955HX |
|---|---|---|
| iGPU | AMD Radeon 610M | AMD Radeon 610M |
| iGPU clock | 2,200 MHz | 2,200 MHz |
Memory
| Spec | AMD Ryzen 7 8745HX | AMD Ryzen 9 9955HX |
|---|---|---|
| Memory support | DDR5-5200 | DDR5-5600 |
| Max memory | 64 GB | 256 GB+300% |
Benchmarks
| Spec | AMD Ryzen 7 8745HX | AMD Ryzen 9 9955HX |
|---|---|---|
| Geekbench 6 (single) | 2,777Top 29% | 3,080+11%Top 14% |
| Geekbench 6 (multi) | 13,482Top 32% | 19,500+45%Top 10% |
| Cinebench R23 (single) | — | 2,150Top 11% |
| Cinebench R23 (multi) | — | 37,500Top 2% |
| PassMark | 31,433Top 20% | 56,261+79%Top 4% |
| 3DMark Time Spy Graphics (iGPU) | — | 528Bottom 18% |
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