On this page we compare specs Lenovo ThinkPad P51 20HHS1AB00 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 20HHS1AB00 | |
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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 20HHS1AB00 | other notebooks |
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| Operating system installed | Windows 10 Pro | |
| Operating system architecture | 64-bit | |
| Display & Graphics | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| Aspect ratio | 16:9 | |
| Contrast ratio | 700:1 | |
| Display diagonal | 15.6 inch | |
| Display resolution | 1920 x 1080 pixels | |
| LED backlight | Yes | |
| Touchscreen | No | |
| Discrete graphics adapter | Yes | |
| Discrete graphics adapter model | NVIDIA Quadro M1200M | |
| Maximum on-board graphics adapter memory | 64 GB | |
| Number of displays supported | 3 | |
| 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 model | Intel HD Graphics 630 | |
| On-board graphics adapter OpenGL | 4.4 | |
| Memory | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| Internal memory | 32 GB | |
| Memory form factor | SO-DIMM | |
| Memory slots | 4x SO-DIMM | |
| Internal memory type | DDR4-SDRAM | |
| Storage | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| Storage media | HDD SSD | |
| Total storage capacity | 2512 GB | |
| Optical drive type | No | |
| Card reader integrated | Yes | |
| Compatible memory cards | MMC, SD, SDHC, SDXC | |
| Network & Communication | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| 3G | No | |
| 4G | No | |
| Bluetooth | Yes | |
| Ethernet LAN | Yes | |
| Wi-Fi | Yes | |
| Wi-Fi standards | 802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n) | |
| Interfaces/Ports | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| HDMI ports quantity | 1 | |
| Charging port type | DC-in jack | |
| Combo headphone/mic port | Yes | |
| DC-in jack | Yes | |
| Docking connector | Yes | |
| DVI port | No | |
| Ethernet LAN (RJ-45) ports | 1 | |
| Mini DisplayPorts quantity | 1 | |
| SmartCard slot | Yes | |
| 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 20HHS1AB00 | other notebooks |
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| Island-style keyboard | Yes | |
| Keyboard backlit | Yes | |
| Numeric keypad | Yes | |
| Pointing device | ThinkPad UltraNav | |
| Windows keys | Yes | |
| Audio | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| Built-in microphone | Yes | |
| Number of speakers | 2 | |
| Speaker power | 2 W | |
| Built-in Devices | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| Front camera | Yes | |
| Front camera signal format | 720p | |
| Power | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| AC adapter power | 170 W | |
| Security | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| Cable lock slot | Yes | |
| Fingerprint reader | Yes | |
| Password protection | Yes | |
| Trusted Platform Module (TPM) | Yes | |
| Design | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| Brand | Lenovo | |
| Family | ThinkPad | |
| Series | P | |
| Model name | P51 | |
| Part Number | 20HHS1AB00 | |
| Product type | Mobile workstation | |
| Form factor | Clamshell | |
| Colour of product | Black | |
| Product colour | Black | |
| Depth | 252.3 mm | |
| Width | 377.4 mm | |
| Height (rear) | 2.94 cm | |
| Height (front) | 2.45 cm | |
| Weight | 2.67 kg | |
| Release Date | 2018-02-07 | |
| Battery Information | Lenovo ThinkPad P51 20HHS1AB00 | other notebooks |
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| Battery capacity | 90 Wh | |
| Battery life | 6.1 h | |
