Lenovo ThinkPad E14 Gen 7 (21SXS0N400) Intel Core Ultra 7 255H 14" WUXGA IPS Laptop
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Technical Specifications
| Attribute | Detailed Specification |
| Product Model | ThinkPad E14 Gen 7 (Specific Designation: 21SXS0N400 ) |
| Product Category | Professional Business Series AI-Powered Laptop / Notebook |
| Chassis Color | Black |
| Chassis Material | Aluminum Top Cover, PC-ABS Bottom Chassis (US MIL-STD 810H military-grade standard certified) |
| Processor Model | Intel® Core™ Ultra 7 Processor 255H |
| Processor Architecture | 16 Cores (6 Performance-cores, 8 Efficient-cores, 2 Low Power E-cores), 16 Threads, 24MB Intel® Smart Cache, up to 5.10 GHz Max Turbo Frequency |
| Neural Processing Unit | Integrated Intel® AI Boost NPU (Peak 13 TOPS NPU, Overall System Peak 96 TOPS AI performance) |
| Graphics Processing Unit | Integrated Intel® Graphics |
| System Memory (RAM) | 16GB DDR5 5600MHz (1x 16GB SO-DIMM) |
| Memory Slots & Expansion | 2x DDR5 SO-DIMM slots (Dual-channel capable, upgradable up to 64GB) |
| Storage Capacity | 512GB M.2 2242 PCIe® 4.0x4 NVMe™ Opal 2.0 SSD |
| Storage Expansion | 2x M.2 slots (1x M.2 2242 PCIe 4.0 x4 + 1x M.2 2280 PCIe 4.0 x4 expansion slot, up to 1TB each) |
| Display Size & Panel | 14.0-inch, WUXGA ($1920 \times 1200$), 16:10 Aspect Ratio, IPS Panel |
| Display Attributes | 60Hz Refresh Rate, 300 nits Brightness, 45% NTSC Color Gamut, Anti-Glare |
| Operating System | Windows 11 Home / Windows 11 Pro / FreeDOS |
| Webcam & Security | FHD 1080p + IR Hybrid Camera with Privacy Shutter, Discrete TPM 2.0 Security Chip, Kensington Nano Security Slot |
| Audio System | Stereo speakers (2W x2) by HARMAN, Dolby Atmos® Audio, dual-array microphone with smart noise-cancelling |
| Keyboard & Touchpad | Spill-resistant 6-row ThinkPad Keyboard with TrackPoint and Copilot key, Mylar® surface Multi-Touch Precision Touchpad |
| Wireless Connectivity | Intel Wi-Fi 6E AX211 (802.11ax 2x2) + Bluetooth® 5.3 |
| I/O Ports | 1x Thunderbolt™ 4 / USB4 40Gbps (supports USB PD 3.0 & DisplayPort 2.1), 1x USB-C 20Gbps (supports USB PD 3.0 & DisplayPort 1.4), 1x USB 3.2 Gen 2 Type-A (Always On), 1x USB 3.2 Gen 1 Type-A, 1x HDMI 2.1 (up to 4K/60Hz), 1x RJ-45 Ethernet, 1x 3.5mm Combo Audio Jack |
| Battery & Power | 47Wh Li-Polymer battery (Supports Rapid Charge up to 50% in 30 mins); 65W USB-C AC Power Adapter |
| Dimensions (W x D x H) | $313 \times 219.3 \times 18.59\text{ mm}$ ($12.32 \times 8.63 \times 0.73\text{ inches}$) |
| Product Net Weight | Starting at 1.42 kg (3.13 lbs) |
| Warranty Coverage | 3 Years Limited Brand Warranty (1 Year for Battery & Adapter) |
Product Description
The Lenovo ThinkPad E14 Gen 7 (21SXS0N400 / 21SXS0N500) is a robust 14-inch enterprise business laptop built to handle high-level office workflows, complex data analysis, and modern AI acceleration. Finished in classic ThinkPad Black with an aluminum top cover, it weighs 1.42 kg and measures 18.59 mm thin. Constructed to meet US MIL-STD 810H military-grade standard testing, the durable body stands up to everyday travel, drops, and environmental demands.
Under the hood, the ThinkPad E14 Gen 7 is powered by the 16-core Intel® Core™ Ultra 7 Processor 255H (6 Performance, 8 Efficient, and 2 Low-Power Efficient cores) with 16 threads and max boost clock speeds reaching up to 5.10 GHz. Equipped with an integrated Intel® AI Boost NPU delivering 13 TOPS of dedicated NPU compute (and up to 96 overall system AI TOPS), it seamlessly powers local AI background tasks, intelligent noise suppression, and automated security features. Memory is configured with 16GB of removable DDR5 5600MHz RAM (expandable up to 64GB across two SO-DIMM slots) alongside a high-speed 512GB M.2 PCIe 4.0 NVMe Opal 2.0 SSD, complete with a secondary M.2 2280 slot for storage expansion.
Visuals are rendered on a 14.0-inch WUXGA ($1920 \times 1200$) IPS anti-glare display with a productivity-oriented 16:10 aspect ratio. Featuring 300 nits of brightness and wide viewing angles, it offers comfortable readability across long workdays.
Additional corporate features include an iconic spill-resistant ThinkPad keyboard with TrackPoint navigation, an FHD 1080p IR hybrid webcam with a physical privacy shutter, discrete TPM 2.0 security chip, HARMAN-tuned stereo speakers with Dolby Atmos® audio, Wi-Fi 6E connectivity, Gigabit Ethernet, a high-speed Thunderbolt™ 4 port, and a 47Wh battery with 65W USB-C Rapid Charge support.
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