Comparison of Intel Core i3-1125G4 and Intel Core i7-8557U [S]ave
| Attribute |  Intel Core i3-1125G4 × |  Intel Core i7-8557U × |
|---|---|---|
| General Information | ||
| Brand | Intel | Intel |
| Series | Intel Core i3 | Intel Core i7 |
| Model | Intel Core i3-1125G4 | Intel Core i7-8557U |
| CPU Cores and Base Frequency | ||
| CPU Cores | 4 | 4 |
| Frequency (GHz) | 2 | 1.7 |
| CPU Threads | 8 | 8 |
| Core architecture | normal | normal |
| Hyperthreading | + | + |
| Overclocking | - | - |
| Turbo (1 Core) (GHz) | 3.7 | 4.5 |
| Turbo (4 Cores) (GHz) | 3.3 | 3.4 |
| Encryption | ||
| AES-NI | + | + |
| Hardware codec support | ||
| JPEG | Decode / Encode | Decode / Encode |
| h264 | Decode / Encode | Decode / Encode |
| h265 / HEVC (8 bit) | Decode / Encode | Decode / Encode |
| h265 / HEVC (10 bit) | Decode / Encode | Decode / Encode |
| VP8 | Decode | Decode / Encode |
| AV1 | No | No |
| VC-1 | Decode | Decode |
| VP9 | Decode | Decode / Encode |
| AVC | Decode | Decode / Encode |
| Internal Graphics | ||
| GPU name | Intel UHD Graphics (Tiger Lake G4) | Intel Iris Plus Graphics 645 |
| GPU frequency (GHz) | 0.3 | 0.3 |
| GPU (Turbo) (GHz) | 1.25 | 1.15 |
| Generation | 11 | 9 |
| DirectX Version | 12 | 12 |
| Execution units | 48 | 48 |
| Shader | 384 | 384 |
| Max. GPU Memory (GB) | 8 | 32 |
| Max. displays | 3 | 3 |
| GPU Release date (year) | 2020 | 2017 |
| Memory And PCIe | ||
| Memory type | DDR4-3200LPDDR4-3733 | DDR4-2400 SO-DIMMLPDDR3-2133 |
| Max. Memory (GB) | 64 | - |
| PCIe lanes | 4 | 16 |
| PCIe version | 4.0 | 3.0 |
| ECC | - | - |
| Memory channels | 2 | 2 |
| Technical details | ||
| Release date (year) | 2020 | 2019 |
| Technology (Nm) | 10 | 14 |
| Socket | BGA 1526 | BGA 1528 |
| Virtualization |
|
|
| L3-Cache (MB) | 8 | 8 |
| Architecture | Tiger Lake UP3 | Coffee Lake U |
| Instruction set (ISA) | x86-64 (64 bit) | x86-64 (64 bit) |
| Thermal Management | ||
| Temp junction max (°C) | 100 | - |
| TDP up (W) | 28 | - |
| TDP down (W) | 12 | - |
| TDP (PL1) (W) | 15 | 15 |
| Benchmarks | ||
| iGPU - FP32 Performance (Single-precision GFLOPS) | 960 | 883 |
| Geekbench 5, 64bit (Single-Core) | 1,109 | 1,078 |
| Geekbench 5, 64bit (Multi-Core) | 4,065 | 3,945 |
| Cinebench R15 (Single-Core) | - | 189 |
| Cinebench R15 (Multi-Core) | - | 705 |
| Cinebench R20 (Single-Core) | - | 439 |
| Cinebench R20 (Multi-Core) | - | 1,762 |
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