Intel Core i5-8257U processor review
Core i5-8257U processor released by Intel; release date: Q3'19. The processor is designed for mobile-computers and based on Coffee Lake microarchitecture.
CPU is locked to prevent overclocking. Total number of cores - 4, threads - 8. Maximum CPU clock speed - 3.90 GHz. Maximum operating temperature - 100 °C. Manufacturing process technology - 14 nm. Cache size: L3 - 6 MB.
Supported memory types: DDR4-2400, LPDDR3-2133. Maximum memory size: 32 GB.
Supported socket types: FCBGA1528. Maximum number of processors in a configuration - 1. Power consumption (TDP): 15 Watt.
The processor has integrated graphics Intel Iris Plus Graphics 645 with the following parameters: maximum video memory size - 32 GB.
Benchmarks
| Geekbench 4 Single Core |
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| Geekbench 4 Multi-Core |
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| PassMark Single thread mark |
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| PassMark CPU mark |
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| GFXBench 4.0 Car Chase Offscreen |
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| GFXBench 4.0 Car Chase Offscreen |
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| Name | Value |
|---|---|
| Geekbench 4 - Single Core | 966 |
| Geekbench 4 - Multi-Core | 3728 |
| PassMark - Single thread mark | 2261 |
| PassMark - CPU mark | 7465 |
| GFXBench 4.0 - Car Chase Offscreen | 3030 Frames |
| GFXBench 4.0 - Car Chase Offscreen | 3030.000 Fps |
Integrated graphics – Intel Iris Plus Graphics 645
Technical info |
|
| Boost clock speed | 1150 MHz |
| Core clock speed | 300 MHz |
| Manufacturing process technology | 14 nm |
| Pipelines | 48 |
| Thermal Design Power (TDP) | 15 Watt |
Games performance
X-Plane 11.11 (2018)
| Low, 1280x720 | 37.40 |
| Medium, 1920x1080 | 26.10 |
| High, 1920x1080 | 22.50 |
Dota 2 Reborn (2015)
| Low, 1280x720 | 76.50 |
| Medium, 1366x768 | 57.30 |
| High, 1920x1080 | 29.00 |
| Ultra, 1920x1080 | 26.90 |
BioShock Infinite (2013)
| Low, 1280x720 | 104.60 |
| Medium, 1366x768 | 60.00 |
| High, 1366x768 | 51.60 |
| Ultra, 1920x1080 | 22.10 |
Specifications (specs)
Essentials |
|
| Architecture codename | Coffee Lake |
| Launch date | Q3'19 |
| Place in performance rating | 1146 |
| Processor Number | i5-8257U |
| Vertical segment | Mobile |
Performance |
|
| 64 bit support | |
| Base frequency | 1.40 GHz |
| Bus Speed | 4 GT/s OPI |
| L3 cache | 6 MB |
| Manufacturing process technology | 14 nm |
| Maximum core temperature | 100 °C |
| Maximum frequency | 3.90 GHz |
| Number of cores | 4 |
| Number of threads | 8 |
Memory |
|
| ECC memory support | |
| Max memory channels | 2 |
| Maximum memory bandwidth | 37.5 GB/s |
| Maximum memory size | 32 GB |
| Supported memory types | DDR4-2400, LPDDR3-2133 |
Graphics |
|
| Device ID | 0x3EA6 |
| eDRAM | 128 MB |
| Graphics base frequency | 300 MHz |
| Graphics max dynamic frequency | 1.05 GHz |
| Intel® Clear Video HD technology | |
| Intel® Clear Video technology | |
| Intel® InTru™ 3D technology | |
| Intel® Quick Sync Video | |
| Max video memory | 32 GB |
| Processor graphics | Intel Iris Plus Graphics 645 |
Graphics interfaces |
|
| DisplayPort | |
| DVI | |
| eDP | |
| HDMI | |
| Number of displays supported | 3 |
Graphics image quality |
|
| 4K resolution support | |
| Max resolution over DisplayPort | 4096x2304@60Hz |
| Max resolution over eDP | 4096x2304@60Hz |
| Max resolution over HDMI 1.4 | 4096x2304@30Hz |
Graphics API support |
|
| DirectX | 12 |
| OpenGL | 4.5 |
Compatibility |
|
| Max number of CPUs in a configuration | 1 |
| Sockets supported | FCBGA1528 |
| Thermal Design Power (TDP) | 15 Watt |
Peripherals |
|
| Max number of PCIe lanes | 16 |
| PCI Express revision | 3.0 |
| PCIe configurations | 1x4, 2x2, 1x2+2x1, 4x1 |
Security & Reliability |
|
| Execute Disable Bit (EDB) | |
| Intel® Identity Protection technology | |
| Intel® Memory Protection Extensions (Intel® MPX) | |
| Intel® OS Guard | |
| Intel® Secure Key technology | |
| Intel® Software Guard Extensions (Intel® SGX) | |
| Intel® Trusted Execution technology (TXT) | |
Advanced Technologies |
|
| Enhanced Intel SpeedStep® technology | |
| Idle States | |
| Intel 64 | |
| Intel® Advanced Vector Extensions 2 (AVX2) | |
| Intel® AES New Instructions | |
| Intel® Flex Memory Access | |
| Intel® Hyper-Threading technology | |
| Intel® My WiFi technology | |
| Intel® Optane™ Memory Supported | |
| Intel® Stable Image Platform Program (SIPP) | |
| Intel® TSX-NI | |
| Intel® Turbo Boost technology | |
| Intel® vPro™ Platform Eligibility | |
| Speed Shift technology | |
| Thermal Monitoring | |
Virtualization |
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| Intel® Virtualization Technology (VT-x) | |
| Intel® Virtualization Technology for Directed I/O (VT-d) | |
| Intel® VT-x with Extended Page Tables (EPT) | |
Navigation
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