Product Compare
AMD Ryzen 7 7840U vs Intel Core Ultra 7 255H
| CPU | CPU | |
|---|---|---|
| General Parameters | ||
| Release Date | May 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 780M | Arc Graphics 140T |
| Processor Number | 255H | |
| Package | ||
| Transistor Count | 25 billions | |
| Manufacturing Process | 4 nm | 3 nm |
| Socket | FP8 | FCBGA-2049 |
| Power Consumption | 15-30 W | 20-28 W |
| Peak Operating Temperature | 100 °C | 110 °C |
| Max Turbo Power Consumption | 115 W | |
| CPU Performance | ||
| Performance Cores | 8 | 6 |
| Performance Core Threads | 16 | 6 |
| Performance Core Base Frequency | 3.3 GHz | 2.0 GHz |
| Performance Core Turbo Frequency | 5.1 GHz | 5.1 GHz |
| Total Core Count | 8 | 16 |
| Total Thread Count | 16 | 16 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 33 | 20 |
| L1 Cache | 64 K per core | 112 K per core |
| L2 Cache | 8 MB | 2 MB per core |
| L3 Cache | 16 MB | 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 |
| Max Memory Bandwidth | 89.6 GB/s | |
| ECC Memory Support | No | No |
| Graphics Card Parameters | ||
| Integrated Graphics | true | true |
| GPU Base Frequency | 800 MHz | |
| GPU Max Dynamic Frequency | 2700 MHz | 2250 MHz |
| Shader Units | 768 | |
| Texture Units | 48 | |
| Raster Operation Units | 32 | |
| Execution Units | 12 | |
| Power Consumption | 15 W | |
| Max Resolution | 7680x4320 - 60 Hz | |
| AI Accelerator | ||
| NPU | AMD Ryzen™ AI | |
| Theoretical performance | 10 TOPS | |
| Miscellaneous | ||
| Official Website | Official Link ↗ | Official Link ↗ |
| PCIe Version | 4.0 | 5.0 |
| PCIe Lanes | 20 | 28 |
| Benchmarks | ||
| Cinebench R23 Single Core | 1745 | 2029 |
| Cinebench R23 Multi Core | 12789 | 20521 |
| Geekbench 6 Single Core | 2480 | 2823 |
| Geekbench 6 Multi Core | 11518 | 15662 |
| Blender | 227 | 278 |