amd ryzen 9 5900hx vs amd ryzen 7 4800u
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We compared two CPUs AMD Ryzen 9 5900HX (Laptop) 8-cores against AMD Ryzen 7 4800U (Laptop) 8-cores. In this comparison page, we check which of these two processor has better performance in benchmark results, Games, architecture, price and other useful information.
Review
Single-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved
Key Differences
Advantages of AMD Ryzen 9 5900HX
- Newer released 1 years later
- Has 8 MB larger L3 cache size
- 9% higher Turbo Boost frequency (4.6 GHz vs 4.2 GHz)
Advantages of AMD Ryzen 7 4800U
- Consumes up to 44% less energy than the AMD Ryzen 9 5900HX – 25 vs 45 Watt
Benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Specifications
General
| AMD Ryzen 9 5900HX | AMD Ryzen 7 4800U | |
| Vendor | AMD | AMD |
| Released | January 7 2021 | January 7 2020 |
| Type | Laptop | Laptop |
| instruction set | x86-64 | x86-64 |
| Codename | Cezanne H | Renoir |
| Socket | FP6 | FP6 |
| Integrated GPU | AMD Radeon RX Vega 8 (Ryzen 4000/5000) | AMD Radeon RX Vega 8 (Ryzen 4000/5000) |
Performance
| AMD Ryzen 9 5900HX | AMD Ryzen 7 4800U | |
| Cores | 8 | 8 |
| Threads | 16 | 16 |
| Base Frequency | 3.3 GHz | 1.8 GHz |
| Turbo Boost Frequency | 4.6 GHz | 4.2 GHz |
| L1 Cache | 64K (per core) | 128K (per core) |
| L2 Cache | 512K (per core) | 512K (per core) |
| L3 Cache | 16 MB (shared) | 8 MB (shared) |
Power
| AMD Ryzen 9 5900HX | AMD Ryzen 7 4800U | |
| Fabrication process | 7 nm | 7 nm |
| Power consumption (TDP) | 45 W | 25 W |
| Max. temperature | 105°C | 105°C |
Memory support
| AMD Ryzen 9 5900HX | AMD Ryzen 7 4800U | |
| Memory types | DDR4-4266 | DDR4-4266 |
| Memory Size | GB | 64 GB |
| Max. Memory Channels | ||
| Max. Memory Bandwidth | - | 42.129 GB/s |
| ECC Support | No | No |
iGPU
| AMD Ryzen 9 5900HX | AMD Ryzen 7 4800U | |
| Integrated Graphics | AMD Radeon RX Vega 8 (Ryzen 4000/5000) | AMD Radeon RX Vega 8 (Ryzen 4000/5000) |
| Shading Units | 512 | 512 |
| TMUs | 32 | 32 |
| ROPs | 8 | 8 |
| TGP | 15 W | 15 W |
Misc
| AMD Ryzen 9 5900HX | AMD Ryzen 7 4800U | |
| Official site | AMD Ryzen 9 5900HX official page | AMD Ryzen 7 4800U official page |
| PCI Express Version | 3 | 3 |
| PCI Express Lanes |