AMD Ryzen 9 5900HX vs Ryzen 7 6800H
We compared two 8-core laptop CPUs: the 3.3 GHz AMD Ryzen 9 5900HX against the 3.2 GHz Ryzen 7 6800H. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.
Review
Single-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
NanoReview Final Score
Generic CPU rating
Key Differences
Advantages of AMD Ryzen 9 5900HX
- Unlocked multiplier
- More than 10° C higher critical temperature
Advantages of AMD Ryzen 7 6800H
- Newer - released 1-year later
- Newer PCI Express version – 4.0
- More modern manufacturing process – 6 versus 7 nanometers
- Around 8.53 GB/s (12%) higher theoretical memory bandwidth
- 2% higher Turbo Boost frequency (4.7 GHz vs 4.6 GHz)
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)
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Specifications
General
| Vendor | AMD | AMD |
| Released | January 12, 2021 | January 4, 2022 |
| Type | Laptop | Laptop |
| instruction set | x86-64 | x86-64 |
| Codename | Zen 3 (Cezanne) | Zen 3+ (Rembrandt) |
| Integrated GPU | Radeon RX Vega 8 | Radeon 680M |
CPU
| P-Cores | 8 | 8 |
| P-Threads | 16 | 16 |
| Base Frequency (P) | 3.3 GHz | 3.2 GHz |
| Turbo Boost Frequency (P) | 4.6 GHz | 4.7 GHz |
| Total Cores | 8 | 8 |
| Total Threads | 16 | 16 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 33x | 32x |
| L1 Cache | 64K (per core) | 64K (per core) |
| L2 Cache | 512K (per core) | 512K (per core) |
| L3 Cache | 16MB (shared) | 16MB (shared) |
| Unlocked Multiplier | Yes | No |
Package
| Fabrication process | 7 nm | 6 nm |
| Socket | FP6 | FP7 |
| TDP | 35-54 W (configurable) | 45 W |
| Peak temperature | 105°C | 95°C |
iGPU
| Integrated Graphics | Radeon RX Vega 8 | AMD Radeon 680M |
| GPU Base Clock | - | 2000 MHz |
| GPU Boost Clock | 2100 MHz | 2200 MHz |
| Shading Units | 512 | 768 |
| TMUs | 32 | 48 |
| ROPs | 8 | 32 |
| Execution Units | - | 12 |
| TGP | 15 W | 15 W |
iGPU FLOPS
Memory Support
| Memory types | DDR4-3200, LPDDR4-4266 | DDR5-4800, LPDDR5-6400 |
| Memory Size | 64 GB | 64 GB |
| Max. Memory Channels | 2 | 2 |
| Max. Memory Bandwidth | 68.27 GB/s | 76.8 GB/s |
| ECC Support | Yes | No |
Misc
| Official site | AMD Ryzen 9 5900HX official page | AMD Ryzen 7 6800H official page |
| PCI Express Version | 3.0 | 4.0 |
| PCI Express Lanes | 16 | 20 |
Cast your vote
Total votes: 810