On this page we compare specs Lenovo ThinkPad P51 20HJS5K800 with other notebooks, we compare screens and performance, the amount of RAM and hard drive memory, external dimensions, battery capacity and the availability of external ports.
| Processor | Lenovo ThinkPad P51 20HJS5K800 | |
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| Processor model | i7-7820HQ | |
| Processor series | Intel Core i7-7800 Mobile Series | |
| Processor threads | 8 | |
| Processor cores | 4 | |
| Processor codename | Kaby Lake | |
| Processor family | 7th gen Intel Core i7 | |
| Processor frequency | 2.9 GHz | |
| Processor boost frequency | 3.9 GHz | |
| Processor cache | 8 MB | |
| Thermal Design Power (TDP) | 45 W | |
| Software | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Operating system installed | Windows 10 Pro | |
| Operating system architecture | 64-bit | |
| Display & Graphics | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Aspect ratio | 16:9 | |
| Display diagonal | 15.6 inch | |
| Display surface | Matt | |
| 3D | No | |
| LED backlight | Yes | |
| Touchscreen | No | |
| Maximum on-board graphics adapter memory | 64 GB | |
| On-board graphics adapter | Yes | |
| On-board graphics adapter base frequency | 350 MHz | |
| On-board graphics adapter DirectX version | 12.0 | |
| On-board graphics adapter dynamic frequency (max) | 1100 MHz | |
| On-board graphics adapter family | Intel HD Graphics | |
| On-board graphics adapter model | Intel HD Graphics 630 | |
| On-board graphics adapter OpenGL | 4.4 | |
| Memory | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Internal memory | 32 GB | |
| Maximum internal memory | 64 GB | |
| Memory clock speed | 2400 MHz | |
| Memory form factor | SO-DIMM | |
| Memory slots | 4x SO-DIMM | |
| Internal memory type | DDR4-SDRAM | |
| Storage | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| SSD capacity | 512 GB | |
| Storage media | SSD | |
| Number of SSDs installed | 1 | |
| Total SSDs capacity | 512 GB | |
| Total storage capacity | 512 GB | |
| LightScribe | No | |
| Optical drive type | No | |
| Card reader integrated | Yes | |
| Compatible memory cards | MMC, SD, SDHC, SDXC | |
| Network & Communication | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Antenna type | 2x2 | |
| Bluetooth | Yes | |
| Bluetooth version | 4.1 | |
| Ethernet LAN | Yes | |
| Wi-Fi | IEEE 802.11ac | |
| Wi-Fi standards | IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n | |
| Interfaces/Ports | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| HDMI ports quantity | 1 | |
| Combo headphone/mic port | Yes | |
| Docking connector | Yes | |
| DVI port | No | |
| Ethernet LAN (RJ-45) ports | 1 | |
| Mini DisplayPorts quantity | 1 | |
| USB 3.0 (3.1 Gen 1) Type-A | 4 | |
| USB 3.0 (3.1 Gen 1) Type-C | 1 | |
| USB Sleep-and-Charge | 1 | |
| Input Devices | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Numeric keypad | Yes | |
| Pointing device | ThinkPad UltraNav | |
| Windows keys | Yes | |
| Audio | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Built-in microphone | Yes | |
| Number of speakers | 2 | |
| Speaker power | 2 W | |
| Built-in Devices | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Front camera | Yes | |
| Front camera signal format | 720p | |
| Power | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| AC adapter frequency | 50 - 60 Hz | |
| AC adapter input voltage | 100 - 240 V | |
| AC adapter power | 170 W | |
| Security | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Cable lock slot | Yes | |
| Password protection | Yes | |
| Trusted Platform Module (TPM) | Yes | |
| Design | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Brand | Lenovo | |
| Family | ThinkPad | |
| Series | P | |
| Model name | P51 | |
| Part Number | 20HJS5K800 | |
| Product type | Mobile workstation | |
| Form factor | Clamshell | |
| Product colour | Black | |
| Market positioning | High performance | |
| Depth | 252.3 mm | |
| Width | 377.4 mm | |
| Release Date | 2018-11-27 | |
| Battery Information | Lenovo ThinkPad P51 20HJS5K800 | other notebooks |
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| Battery type | Lithium Polymer (LiPo) | |
