Lenovo ThinkPad L15 G4 15.6" Multi-Touch Notebook, Intel Core i7-1355U, 16GB DDR4 RAM, 512GB SSD

Overview

The Lenovo 21H3001HUS is a 15.6-inch multi-touch business notebook from the ThinkPad L15 G4 series, designed to deliver strong performance for professional workloads. Powered by an Intel Core i7-1355U processor with 10 cores and integrated Intel Iris Xe graphics, it combines 16GB of DDR4 memory with a 512GB PCIe 4.0 NVMe SSD to ensure fast responsiveness and smooth multitasking. The Full HD IPS touchscreen with 300 nits brightness supports touch input, making it easier to navigate, annotate, and present content in meetings or collaborative environments.

Key features

• Multi-touch IPS display that enhances interaction and productivity without relying solely on a mouse or keyboard
• Thunderbolt 4 and USB-C 3.2 Gen 2 ports that support DisplayPort 1.4 and Power Delivery for streamlined docking, charging, and external display connections
• 1080p IR webcam with Windows Hello support and a privacy shutter for secure and convenient video calls and sign-ins
• Fingerprint reader integrated into the power button for quick and secure authentication
• Durable chassis tested to MIL-STD-810H standards, providing reliability through daily use, travel, and frequent docking
• Wi-Fi 6 and Bluetooth 5.2 wireless connectivity to maintain fast and stable connections in office and remote settings
• Expandable memory up to 64GB, allowing the system to adapt to growing workload demands over time

Key specs

• Processor: Intel Core i7-1355U with 10 cores, up to 5.0 GHz boost
• Memory: 16GB DDR4 3200 MHz, upgradeable to 64GB
• Storage: 512GB PCIe 4.0 NVMe SSD
• Display: 15.6-inch IPS touchscreen, Full HD 1920 x 1080 resolution, 300 nits brightness, anti-glare
• Graphics: Integrated Intel Iris Xe
• Wireless: Wi-Fi 6, Bluetooth 5.2
• Ports: Thunderbolt 4, USB-C 3.2 Gen 2, HDMI 2.1, Gigabit Ethernet
• Webcam: 1080p IR with privacy shutter and Windows Hello support
• Security: Fingerprint reader integrated in power button
• Durability: MIL-STD-810H certified chassis

Connectivity and compatibility

This notebook offers a versatile range of ports and wireless options to fit into diverse work environments. Thunderbolt 4 and USB-C ports allow for high-speed data transfer, video output, and charging through a single cable, simplifying desk setups and mobile use. HDMI 2.1 provides direct connection to projectors or external monitors, while Gigabit Ethernet ensures reliable wired network access. The inclusion of Wi-Fi 6 and Bluetooth 5.2 supports fast wireless networking and peripheral connections, making it suitable for office networks, conference rooms, and on-the-go productivity.

Performance and reliability

The combination of a 10-core Intel Core i7 processor and 16GB of DDR4 memory delivers the power needed for demanding business applications, large spreadsheets, and multitasking across multiple browser tabs. The PCIe 4.0 NVMe SSD offers quick boot times and fast file access, enhancing overall system responsiveness. The MIL-STD-810H certification confirms the laptop’s ability to withstand everyday bumps, drops, and the rigors of frequent travel, ensuring dependable performance in various professional settings.

Ideal uses and environments

This ThinkPad model fits well in standard business environments where productivity and security are priorities. It suits desk-based professionals who use dual displays and require fast data access, educators and trainers who benefit from touch input during presentations, and field staff who need a durable device with reliable connectivity. Its security features and video capabilities also make it a strong choice for hybrid workers who participate in frequent video calls and require seamless authentication.