 
| OS: Windows 11 Pro CPU:  i5-1235U  RAM: 16 GB Display: 15.6 inch SSD: 512 GB Battery: Lithium Polymer (LiPo) | 
| Processor Lenovo ThinkBook 15 21DJ00BUMZ | |
| 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 21DJ00BUMZ | |
| Operating system installed: | Windows 11 Pro | 
| Operating system language: | German, English, French, Italian | 
| Trial software: | Office | 
| Display & Graphics Lenovo ThinkBook 15 21DJ00BUMZ | |
| Panel type: | IPS | 
| Contrast ratio: | 800:1 | 
| Display brightness: | 300 cd/m² | 
| Display diagonal: | 15.6 inch | 
| Display resolution: | 1920 x 1080 pixels | 
| HD type: | Full HD | 
| LED backlight: | Yes | 
| Touchscreen: | No | 
| Memory Lenovo ThinkBook 15 21DJ00BUMZ | |
| Internal memory: | 16 GB | 
| Maximum internal memory: | 40 GB | 
| Memory clock speed: | 3200 MHz | 
| Memory layout (slots x size): | 1 x 8 GB | 
| Memory form factor: | On-board SO-DIMM | 
| Memory slots: | 1x SO-DIMM | 
| Internal memory type: | DDR4-SDRAM | 
| Storage Lenovo ThinkBook 15 21DJ00BUMZ | |
| 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 21DJ00BUMZ | |
| Antenna type: | 2x2 | 
| Bluetooth: | Yes | 
| Bluetooth version: | 5.1 | 
| Ethernet LAN: | Yes | 
| Wi-Fi: | Wi-Fi 6 (802.11ax) | 
| Wi-Fi standards: | Wi-Fi 6 (802.11ax) | 
| WWAN: | Not installed | 
| Interfaces/Ports Lenovo ThinkBook 15 21DJ00BUMZ | |
| 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 21DJ00BUMZ | |
| Keyboard backlit: | Yes | 
| Keyboard language: | Swiss | 
| Numeric keypad: | Yes | 
| Pointing device: | Touchpad | 
| Audio Lenovo ThinkBook 15 21DJ00BUMZ | |
| 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 21DJ00BUMZ | |
| 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 21DJ00BUMZ | |
| AC adapter power: | 65 W | 
| Security Lenovo ThinkBook 15 21DJ00BUMZ | |
| Cable lock slot: | Yes | 
| Cable lock slot type: | Kensington | 
| Fingerprint reader: | Yes | 
| Password protection: | BIOS, HDD, Power on, Supervisor | 
| Trusted Platform Module (TPM): | Yes | 
| Design Lenovo ThinkBook 15 21DJ00BUMZ | |
| 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 21DJ00BUMZ | |
| Battery capacity: | 45 Wh | 
| Battery type: | Lithium Polymer (LiPo) | 
| Battery life (video playback time): | 8 h | 
| Battery life: | 6 h | 
|  | Zymoki-Xux | April 06, 2024 | 
| With an Intel i5-1235U processor, 16 GB RAM, and a 512 GB SSD, this laptop offers solid CPU resources and storage. The 15.6" Full HD display with IPS panel provides a high-quality picture. The inclusion of multiple USB ports and Office trial software makes it suitable for work and entertainment. However, for gaming, additional RAM may be beneficial. | ||
| Reply | ||
|  | Gekawi | May 01, 2024 | 
| I upgraded the memory to 40GB and the SSD to 1TB | ||
| Reply | ||