CPU Compare
AMD Ryzen 7 7840HS
AMD Ryzen 9 3900
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 7 7840HS and AMD Ryzen 9 3900General
| Manufacturer | AMD | AMD |
|---|---|---|
| Name | Ryzen 7 7840HS | Ryzen 9 3900 |
| Segment | Laptop | Desktop |
| Codename | Phoenix | Zen 2 |
| Release Date | Mar 2023 | Oct 2019 |
| Integrated Graphics | Radeon 780M | None |
| Unlocked Multiplier | No | No |
CPU
| Cores | 8 | 12 |
|---|---|---|
| Threads | 16 | 24 |
| Base Clock | 3.80 | 3.10 |
| Turbo Clock | 5.10 | 4.30 |
| L1 Cache | 512 KB | 768 KB |
| L2 Cache | 8 MB | 6 MB |
| L3 Cache | 16 MB | 64 MB |
Package
| Lithography | 4 nm | 7 nm |
|---|---|---|
| Socket | FP7 | AM4 |
| TDP | 35 | 65 |