Product Compare
AMD Ryzen 9 4900H vs Intel Core Ultra 7 251HX
| CPU | CPU | |
|---|---|---|
| General Parameters | ||
| Release Date | Mar 2020 | Apr 2026 |
| Manufacturer | AMD | Intel |
| Type | Laptop | Laptop |
| Instruction Set | x86-64 | x86-64 |
| Core Architecture | Zen 2 | Arrow Lake |
| Integrated Graphics | Radeon Vega 8 | Arc Graphics (4-Cores) |
| Processor Number | 251HX | |
| Package | ||
| Manufacturing Process | 7 nm | 3 nm |
| Socket | FP6 | FCBGA-2114 |
| Power Consumption | 35-54 W | 45-55 W |
| Peak Operating Temperature | 105 °C | 105 °C |
| Max Turbo Power Consumption | 160 W | |
| CPU Performance | ||
| Performance Cores | 8 | 6 |
| Performance Core Threads | 16 | 6 |
| Performance Core Base Frequency | 3.3 GHz | 2.9 GHz |
| Performance Core Turbo Frequency | 4.4 GHz | 5.1 GHz |
| Total Core Count | 8 | 18 |
| Total Thread Count | 16 | 18 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 33x | 29 |
| L2 Cache | 512 K per core | 2 MB per core |
| L3 Cache | 8 MB shared | 30 MB shared |
| Unlocked Multiplier | No | Yes |
| Efficiency Cores | 12 | |
| Efficiency Core Threads | 12 | |
| Efficiency Core Base Frequency | 2.5 GHz | |
| Efficiency Core Turbo Frequency | 4.5 GHz | |
| L1 Cache | 192 K per core | |
| Memory Parameters | ||
| Memory Types | DDR4-3200, LPDDR4X-4266 | DDR5-6400 |
| Max Memory Size | 64 GB | 256 GB |
| Max Memory Channels | 4 | 2 |
| Max Memory Bandwidth | 68.27 GB/s | 102.4 GB/s |
| ECC Memory Support | Yes | No |
| Graphics Card Parameters | ||
| Integrated Graphics | true | true |
| GPU Max Dynamic Frequency | 1750 MHz | 1800 MHz |
| Shader Units | 512 | 512 |
| Texture Units | 32 | 32 |
| Raster Operation Units | 8 | 16 |
| Power Consumption | 15 W | 14 |
| GPU Base Frequency | 300 MHz | |
| Execution Units | 64 | |
| Miscellaneous | ||
| Official Website | Official Link ↗ | Official Link ↗ |
| PCIe Version | 3.0 | 5.0 |
| PCIe Lanes | 16 | 24 |
| Benchmarks | ||
| Geekbench 6 Single Core | 1678 | 2940 |
| Geekbench 6 Multi Core | 6103 | 15262 |