On this page we compare specs Lenovo ThinkBook 15 21DJ000LRM 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 ThinkBook 15 21DJ000LRM | |
|---|
| Processor manufacturer | Intel | |
| Processor model | i5-1235U | |
| Processor cores | 10 | |
| Processor family | Intel Core i5 | |
| Motherboard chipset | Intel SoC | |
| Processor boost frequency | 4.4 GHz | |
| Processor cache | 12 MB | |
| Software | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Operating system installed | No | |
| Display & Graphics | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Panel type | IPS | |
| Contrast ratio | 800:1 | |
| Display diagonal | 15.6 inch | |
| Display resolution | 1920 x 1080 pixels | |
| HD type | Full HD | |
| LED backlight | Yes | |
| Touchscreen | No | |
| Memory | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Internal memory | 16 GB | |
| Maximum internal memory | 40 GB | |
| Memory clock speed | 3200 MHz | |
| Memory form factor | On-board SO-DIMM | |
| Memory slots | 1x SO-DIMM | |
| Internal memory type | DDR4-SDRAM | |
| Storage | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| SSD capacity | 512 GB | |
| SSD interface | PCI Express 4.0 | |
| SSD form factor | M.2 | |
| Storage media | SSD | |
| Number of SSDs installed | 1 | |
| Total SSDs capacity | 512 GB | |
| Total storage capacity | 512 GB | |
| Optical drive type | No | |
| Card reader integrated | Yes | |
| Compatible memory cards | MMC, SD, SDHC, SDXC | |
| Network & Communication | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Antenna type | 2x2 | |
| Bluetooth | Yes | |
| Bluetooth version | 5.1 | |
| Ethernet LAN | Yes | |
| Wi-Fi | Wi-Fi 6 (802.11ax) | |
| Wi-Fi standards | 802.11a, 802.11g, Wi-Fi 5 (802.11ac), 802.11b, Wi-Fi 4 (802.11n), Wi-Fi 6 (802.11ax) | |
| Interfaces/Ports | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| HDMI ports quantity | 1 | |
| Combo headphone/mic port | Yes | |
| Ethernet LAN (RJ-45) ports | 1 | |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A | 2 | |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C | 1 | |
| USB Power Delivery | Yes | |
| USB Sleep-and-Charge | 1 | |
| USB Type-C DisplayPort Alternate Mode | Yes | |
| Input Devices | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Keyboard backlit | Yes | |
| Keyboard language | English | |
| Numeric keypad | Yes | |
| Pointing device | Touchpad | |
| Spill resistant keyboard | Yes | |
| Audio | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Audio chip | Realtek ALC3287 | |
| Audio system | Dolby Audio | |
| Built-in microphone | Yes | |
| Number of speakers | 2 | |
| Number of microphones | 2 | |
| Speaker power | 2 W | |
| Built-in Devices | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Front camera | Yes | |
| Front camera HD type | Full HD | |
| Front camera resolution | 1920 x 1080 pixels | |
| Privacy camera | Yes | |
| Privacy type | Privacy shutter | |
| Power | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| AC adapter frequency | 50/60 Hz | |
| AC adapter input voltage | 100 - 240 V | |
| AC adapter power | 65 W | |
| Security | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Cable lock slot | Yes | |
| Cable lock slot type | Kensington | |
| Fingerprint reader | Yes | |
| Password protection | Yes | |
| Trusted Platform Module (TPM) | Yes | |
| Design | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Product type | Notebook | |
| Form factor | Clamshell | |
| Product colour | Grey | |
| Housing material | Acrylonitrile butadiene styrene (ABS), Aluminium, Polycarbonate (PC) | |
| Depth | 235 mm | |
| Width | 357 mm | |
| Height | 18.9 mm | |
| Weight | 1.7 kg | |
| Battery Information | Lenovo ThinkBook 15 21DJ000LRM | other notebooks |
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| Battery capacity | 45 Wh | |
| Battery type | Lithium Polymer (LiPo) | |
| Battery life (video playback time) | 8 h | |
| Battery life | 6 h | |
