Intel Core i9 11900H vs AMD Ryzen 7 5800H
We compared two 8-core laptop CPUs: the 2.1-2.5 GHz Intel Core i9 11900H against the 3.2 GHz AMD Ryzen 7 5800H. 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 Intel Core i9 11900H
- Supports up to 128 GB DDR4-3200 RAM
- Has 8 MB larger L3 cache size
- Newer PCI Express version – 4.0
- 11% higher Turbo Boost frequency (4.9 GHz vs 4.4 GHz)
Advantages of AMD Ryzen 7 5800H
- More modern manufacturing process – 7 versus 10 nanometers
- Around 17.07 GB/s (33%) higher theoretical memory bandwidth
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 | Intel | AMD |
| Released | May 11, 2021 | January 12, 2021 |
| Type | Laptop | Laptop |
| instruction set | x86-64 | x86-64 |
| Codename | Tiger Lake | Zen 3 (Cezanne) |
| Model number | i9-11900H | - |
| Integrated GPU | UHD Graphics for 11th Gen (32 EU) | Radeon RX Vega 8 |
CPU
| P-Cores | 8 | 8 |
| P-Threads | 16 | 16 |
| Base Frequency (P) | 2.1-2.5 GHz | 3.2 GHz |
| Turbo Boost Frequency (P) | 4.9 GHz | 4.4 GHz |
| Total Cores | 8 | 8 |
| Total Threads | 16 | 16 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 21-25x | 32x |
| Bus Bandwidth | 8 GT/s | - |
| L1 Cache | 96K (per core) | 64K (per core) |
| L2 Cache | 1280K (per core) | 512K (per core) |
| L3 Cache | 24MB (shared) | 16MB (shared) |
| Unlocked Multiplier | No | No |
Package
| Fabrication process | 10 nm | 7 nm |
| Socket | BGA-1787 | FP6 |
| TDP | 35-45 W (configurable) | 35-54 W (configurable) |
| Peak temperature | 100°C | 105°C |
iGPU
| Integrated Graphics | Intel UHD Graphics for 11th Gen (32 EU) | Radeon RX Vega 8 |
| GPU Base Clock | 350 MHz | - |
| GPU Boost Clock | 1450 MHz | 2000 MHz |
| Shading Units | 256 | 512 |
| TMUs | 16 | 32 |
| ROPs | 8 | 8 |
| Execution Units | 32 | - |
| TGP | 15 W | 15 W |
iGPU FLOPS
Memory Support
| Memory types | DDR4-3200 | DDR4-3200, LPDDR4-4266 |
| Memory Size | 128 GB | 64 GB |
| Max. Memory Channels | 2 | 2 |
| Max. Memory Bandwidth | 51.2 GB/s | 68.27 GB/s |
| ECC Support | No | Yes |
Misc
| Official site | Intel Core i9 11900H official page | AMD Ryzen 7 5800H official page |
| PCI Express Version | 4.0 | 3.0 |
| PCI Express Lanes | 20 | 16 |
Cast your vote
Total votes: 322
