Product Compare
AMD Ryzen Z1 vs Intel Core Ultra 7 255H
| CPU | CPU | |
|---|---|---|
| General Parameters | ||
| Release Date | Apr 2023 | Jan 2025 |
| Manufacturer | AMD | Intel |
| Type | Laptop | Laptop |
| Instruction Set | x86-64 | x86-64 |
| Core Architecture | Zen 4 (Phoenix) | Arrow Lake |
| Integrated Graphics | Radeon 740M | Arc Graphics 140T |
| Processor Number | 255H | |
| Package | ||
| Transistor Count | 25 billions | |
| Manufacturing Process | 4 nm | 3 nm |
| Socket | FP7 | FCBGA-2049 |
| Power Consumption | 9-30 W | 20-28 W |
| Peak Operating Temperature | 100°C | 110 °C |
| Max Turbo Power Consumption | 115 W | |
| CPU Performance | ||
| Performance Cores | 6 | 6 |
| Performance Core Threads | 12 | 6 |
| Performance Core Base Frequency | 3.2 GHz | 2.0 GHz |
| Performance Core Turbo Frequency | 4.9 GHz | 5.1 GHz |
| Total Core Count | 6 | 16 |
| Total Thread Count | 12 | 16 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 32x | 20 |
| L1 Cache | 64 K per core | 112 K per core |
| L2 Cache | 1 MB per core | 2 MB per core |
| L3 Cache | 16 MB shared | 24 MB shared |
| Unlocked Multiplier | No | No |
| Efficiency Cores | 10 | |
| Efficiency Core Threads | 10 | |
| Efficiency Core Base Frequency | 1.5 GHz | |
| Efficiency Core Turbo Frequency | 4.4 GHz | |
| Memory Parameters | ||
| Memory Types | DDR5-5600, LPDDR5x-7500 | LPDDR5-8400,LPDDR5x-8400,DDR5-6400 |
| Max Memory Size | 256 GB | 128 GB |
| Max Memory Channels | 2 | 2 |
| ECC Memory Support | Yes | No |
| Graphics Card Parameters | ||
| Integrated Graphics | true | true |
| GPU Base Frequency | 800 MHz | |
| GPU Max Dynamic Frequency | 2500 MHz | 2250 MHz |
| Shader Units | 256 | |
| Texture Units | 16 | |
| Raster Operation Units | 8 | |
| Execution Units | 4 | |
| Power Consumption | 15 W | |
| Miscellaneous | ||
| Official Website | Official Link ↗ | Official Link ↗ |
| PCIe Version | 4.0 | 5.0 |
| PCIe Lanes | 20 | 28 |