| Processor | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | |
| Processor manufacturer | Intel | |
| Processor type | Core i5 | |
| Processor model | i5-1250P | |
| Processor generation | 12th Gen | |
| Processor core | Dodeca-core (12 Core) | |
| Maximum turbo speed | 4.40 GHz | |
| Chipset manufacturer | Intel | |
| vPro Technology | Yes | |
| Software | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| Operating system | Windows 11 | |
| Operating system platform | Windows | |
| Operating system architecture | 64-bit | |
| Operating system language | English | |
| Display & Graphics | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| Screen size | 14" | |
| Screen resolution | 1920 x 1200 | |
| Screen mode | WUXGA | |
| Touchscreen | Yes | |
| Display screen technology | In-plane Switching (IPS) Technology | |
| Graphics Controller Manufacturer | Intel | |
| Graphics Controller Model | Iris Xe Graphics | |
| Graphics Memory Accessibility | Shared | |
| Graphics Memory Technology | LPDDR5 | |
| Memory | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| On-board Memory | 16 GB | |
| On-board Memory Technology | LPDDR5 | |
| Maximum Supported System Memory | 16 GB | |
| System Memory Form Factor | On-board | |
| System Memory Speed | 4800 MHz | |
| System Memory Technology | DDR5 SDRAM | |
| Total Installed System Memory | 16 GB | |
| Storage | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| Drive type | SSD | |
| SSD form factor | NVMe M.2 PCI Express | |
| Total Solid State Drive Capacity | 1 TB | |
| Optical Drive Type | No | |
| Network & Communication | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| Bluetooth | Yes | |
| Ethernet Technology | No | |
| Near Field Communication | No | |
| Wimax | No | |
| Wireless LAN | Yes | |
| WWAN supported | No | |
| Interfaces/Ports | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| HDMI | Yes | |
| Number of Thunderbolt 4 Ports | 2 | |
| Number of USB 3.2 Gen 1 Ports | 2 | |
| Total Number of USB Ports | 2 | |
| Input Devices | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| Keyboard localization | English | |
| Keyboard backlight | Yes | |
| Built-in Devices | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| Finger Print Reader | Yes | |
| Camera | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| Front Camera/Webcam | Yes | |
| Power | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| Maximum Power Supply Wattage | 65 W | |
| Design | Lenovo ThinkPad T14s Gen 3 21BR000LUS 14 | other notebooks |
| Product Color | Thunder Black | |
| Height | 0.67" (16.90 mm) | |
| Width | 12.50" (317.50 mm) | |
| Depth | 8.93" (226.90 mm) | |
| Weight | 1.21 kg | |
