Product Compare
Intel Core i7 1255U vs Intel Core Ultra 9 275HX
| CPU | CPU | |
|---|---|---|
| General Parameters | ||
| Release Date | Feb 2022 | Jan 2025 |
| Manufacturer | Intel | Intel |
| Type | Laptop | Laptop |
| Instruction Set | x86-64 | x86-64 |
| Core Architecture | Alder Lake | Arrow Lake |
| Processor Number | i7-1255U | 275HX |
| Integrated Graphics | Iris Xe Graphics (96EU) | Arc Graphics (4-Cores) |
| Generation | Ultra 9 (Arrow Lake) | |
| Package | ||
| Manufacturing Process | 10 nm | 3 nm |
| Socket | BGA-1744 | FCBGA-2114 |
| Power Consumption | 12-15 W | 45-55 W |
| Max Turbo Power Consumption | 55 W | 160 W |
| Peak Operating Temperature | 100°C | 105 °C |
| Foundry | Intel | |
| Package | FC-LGA18V | |
| CPU Performance | ||
| Performance Cores | 2 | 8 |
| Performance Core Threads | 4 | 8 |
| Performance Core Base Frequency | 1.7 GHz | 2.7 GHz |
| Performance Core Turbo Frequency | 4.7 GHz | 5.4 GHz |
| Efficiency Cores | 8 | 16 |
| Efficiency Core Threads | 8 | 16 |
| Efficiency Core Base Frequency | 1.2 GHz | 2.1 GHz |
| Efficiency Core Turbo Frequency | 3.5 GHz | 4.6 GHz |
| Total Core Count | 10 | 24 |
| Total Thread Count | 12 | 24 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 17x | 27 |
| L1 Cache | 80 K per core | 112 K per core |
| L2 Cache | 1280 K per core | 2 MB per core |
| L3 Cache | 12 MB shared | 36 MB shared |
| Unlocked Multiplier | No | Yes |
| SMP | 1 | |
| Memory Parameters | ||
| Memory Types | DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267 | DDR5-6400 |
| Max Memory Size | 64 GB | 192 GB |
| Max Memory Channels | 2 | 2 |
| Max Memory Bandwidth | 76.8 GB/s | 102.4 GB/s |
| ECC Memory Support | No | Yes |
| Graphics Card Parameters | ||
| Integrated Graphics | true | true |
| GPU Base Frequency | 300 MHz | 300 MHz |
| GPU Max Dynamic Frequency | 1250 MHz | 1900 MHz |
| Shader Units | 768 | 512 |
| Texture Units | 48 | 32 |
| Raster Operation Units | 24 | 16 |
| Execution Units | 96 | 64 |
| Power Consumption | 15 W | 14 |
| Miscellaneous | ||
| Official Website | Official Link ↗ | Official Link ↗ |
| PCIe Version | 4.0 | 5.0 |
| PCIe Lanes | 20 | 24 |
| Benchmarks | ||
| Cinebench R23 Single Core | 1701 | 2090 |
| Cinebench R23 Multi Core | 8233 | 31244 |
| Geekbench 6 Single Core | 2248 | 2959 |
| Geekbench 6 Multi Core | 7162 | 17562 |
| Blender | 125 | 507 |
| Passmark CPU Single Core | 3308 | 4732 |
| Passmark CPU Multi Core | 13792 | 61069 |