Product Compare
Intel Core Ultra 7 255HX vs Intel Xeon 658X
| CPU | CPU | |
|---|---|---|
| General Parameters | ||
| Release Date | Jan 2025 | Feb 2026 |
| Manufacturer | Intel | Intel |
| Type | Laptop | Server |
| Instruction Set | x86-64 | |
| Core Architecture | Arrow Lake | Granite Rapids |
| Processor Number | 255HX | |
| Integrated Graphics | Arc Graphics (4-Cores) | N/A |
| Generation | Ultra 7 (Arrow Lake) | Xeon 600 (Granite Rapids-WS) |
| Package | ||
| Manufacturing Process | 3 nm | 5 nm |
| Socket | FCBGA-2114 | Intel Socket 4710 |
| Power Consumption | 45-55 W | 250 W |
| Max Turbo Power Consumption | 160 W | |
| Peak Operating Temperature | 105 °C | 99°C |
| Foundry | Intel | Intel |
| Package | FC-LGA18V | FC-LGA18N |
| Die Size | 2x598 mm² | |
| I/O Process Size | 10 nm | |
| I/O Die Size | 2x 241 | |
| CPU Performance | ||
| Performance Cores | 8 | 24 |
| Performance Core Threads | 8 | 48 |
| Performance Core Base Frequency | 2.4 GHz | 3 GHz |
| Performance Core Turbo Frequency | 5.2 GHz | 4.9 GHz |
| Efficiency Cores | 12 | |
| Efficiency Core Threads | 12 | |
| Efficiency Core Base Frequency | 1.8 GHz | |
| Efficiency Core Turbo Frequency | 4.5 GHz | |
| Total Core Count | 20 | 24 |
| Total Thread Count | 20 | 48 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 24 | 30.0 |
| L1 Cache | 112 K per core | 112 KB per core |
| L2 Cache | 2 MB per core | 2 MB per core |
| L3 Cache | 30 MB shared | 144 MB shared |
| Unlocked Multiplier | Yes | Yes |
| SMP | 1 | 1 |
| Memory Parameters | ||
| Memory Types | DDR5-6400 | DDR5-6400 |
| Max Memory Size | 192 GB | 4 TB |
| Max Memory Channels | 2 | 8 |
| Max Memory Bandwidth | 102.4 GB/s | 409.6 GB/s |
| ECC Memory Support | Yes | Yes |
| Graphics Card Parameters | ||
| Integrated Graphics | true | |
| GPU Base Frequency | 300 MHz | |
| GPU Max Dynamic Frequency | 1850 MHz | |
| Shader Units | 512 | |
| Texture Units | 32 | |
| Raster Operation Units | 16 | |
| Execution Units | 64 | |
| Power Consumption | 14 | |
| Miscellaneous | ||
| Official Website | Official Link ↗ | Official Link ↗ |
| PCIe Version | 5.0 | 5 |
| PCIe Lanes | 24 | 128 |
| Benchmarks | ||
| Geekbench 6 Single Core | 3102 | 3096 |
| Geekbench 6 Multi Core | 15879 | 29732 |