ThinkBook 15 Reliability tested on 12 MIL-STD-810H Methods and 22 Procedures | Body Material: Aluminium (top) | Surface Treatment: Anodizing sandblasting | Built to withstand rugged usage and can handle accidental knocks, drops, and even spills Processor: AMD Ryzen 5 7530U processor, 2.0 Ghz base clock, 4.5 Ghz max boost clock, 6 Cores, 16MB L3 Cache | Memory: 16GB RAM DDR4-3200 MHz, dual-channel capable upgradable up to 16GB | Storage: 512GB SSD M.2 upgradable up to 1TB SSD Operating System: Pre-loaded Windows 11 Home SL with lifetime Validity | Pre-installed software: Microsoft Office Home & Student 2021 Display: 15.6 (39.62 cm) FHD 250 Nits, Antiglare, Contrast Ratio: 500:1 | Graphics: Integrated AMD Radeon graphics | High Definition Audio, Realtek ALC3287 codec, Stereo speakers, 2W x2, Dolby Audio | SD card reader 1x USB 3.2 Gen 1, 1x USB 3.2 Gen 1 (Always On), 2x USB-C 3.2 Gen 2 (support data transfer, Power Delivery 3.0 and DisplayPort 1.4), 1x HDMI 2.1, up to 4K/60Hz, 1x SD card reader, 1x Ethernet (RJ-45), 1x Headphone / microphone combo jack (3.5mm)