CPU Compare
AMD Ryzen 9 7900
AMD Ryzen 5 7645HX
Review
General overview and comparison of the processorsSingle-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
SysReqs Overall Score
Generic CPU rating
Benchmarks
Comparing the performance of CPUs in benchmarksPassmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench CPU (Single-Core)
Geekbench CPU (Multi-Core)
Specifications
Comparing technical specifications of the AMD Ryzen 9 7900 and AMD Ryzen 5 7645HXGeneral
| Manufacturer | AMD | AMD |
|---|---|---|
| Name | Ryzen 9 7900 | Ryzen 5 7645HX |
| Segment | Desktop | Laptop |
| Codename | Raphael | Dragon Range |
| Release Date | Jan 2023 | Feb 2023 |
| Integrated Graphics | Radeon Graphics | Radeon 610M |
| Unlocked Multiplier | No | No |
CPU
| Cores | 12 | 6 |
|---|---|---|
| Threads | 24 | 12 |
| Base Clock | 3.70 | 4.00 |
| Turbo Clock | 5.40 | 5.00 |
| L1 Cache | 768 KB | 384 KB |
| L2 Cache | 12 MB | 6 MB |
| L3 Cache | 64 MB | 32 MB |
Package
| Lithography | 5 nm | 6 nm |
|---|---|---|
| Socket | AM5 | FL1 |
| TDP | 65 | 45 |