Product Compare
Intel Core i7 1255U vs Apple M5 Max (40-core GPU)
| CPU | CPU | |
|---|---|---|
| General Parameters | ||
| Release Date | Feb 2022 | Mar 2026 |
| Manufacturer | Intel | Apple |
| Type | Laptop | Laptop |
| Instruction Set | x86-64 | ARMv9 |
| Core Architecture | Alder Lake | Apple M5 |
| Processor Number | i7-1255U | |
| Integrated Graphics | Iris Xe Graphics (96EU) | Apple M5 Max GPU (40-core) |
| Package | ||
| Manufacturing Process | 10 nm | 3 nm |
| Socket | BGA-1744 | Apple M-Socket |
| Power Consumption | 12-15 W | 72 W |
| Max Turbo Power Consumption | 55 W | |
| Peak Operating Temperature | 100°C | 100 °C |
| Transistor Count | 28 billions | |
| CPU Performance | ||
| Performance Cores | 2 | 6 |
| Performance Core Threads | 4 | 6 |
| Performance Core Base Frequency | 1.7 GHz | 4.61 GHz |
| Performance Core Turbo Frequency | 4.7 GHz | |
| Efficiency Cores | 8 | 12 |
| Efficiency Core Threads | 8 | 12 |
| Efficiency Core Base Frequency | 1.2 GHz | 4.38 GHz |
| Efficiency Core Turbo Frequency | 3.5 GHz | |
| Total Core Count | 10 | 18 |
| Total Thread Count | 12 | 18 |
| Bus Frequency | 100 MHz | |
| Multiplier | 17x | 46 |
| L1 Cache | 80 K per core | 192 K per core |
| L2 Cache | 1280 K per core | |
| L3 Cache | 12 MB shared | |
| Unlocked Multiplier | No | No |
| Memory Parameters | ||
| Memory Types | DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267 | LPDDR5X-9600 |
| Max Memory Size | 64 GB | 128 GB |
| Max Memory Channels | 2 | |
| Max Memory Bandwidth | 76.8 GB/s | 614 GB/s |
| ECC Memory Support | No | No |
| Graphics Card Parameters | ||
| Integrated Graphics | true | true |
| GPU Base Frequency | 300 MHz | |
| GPU Max Dynamic Frequency | 1250 MHz | 2005 MHz |
| Shader Units | 768 | 5120 |
| Texture Units | 48 | 320 |
| Raster Operation Units | 24 | 160 |
| Execution Units | 96 | 640 |
| Power Consumption | 15 W | |
| Miscellaneous | ||
| Official Website | Official Link ↗ | |
| PCIe Version | 4.0 | |
| PCIe Lanes | 20 | |
| Benchmarks | ||
| Cinebench R23 Single Core | 1701 | 2584 |
| Cinebench R23 Multi Core | 8233 | 31566 |
| Geekbench 6 Single Core | 2248 | 4355 |
| Geekbench 6 Multi Core | 7162 | 30196 |
| Passmark CPU Single Core | 3308 | 6027 |
| Passmark CPU Multi Core | 13792 | 58548 |