Description
Lenovo ThinkPad X1 Extreme Gen 4 (i7-11850H, 16 GB RAM, 512 GB SSD, RTX 3050 Ti, 2560×1600 display):
contact No. O5O7&39794
• CPU: 11th-Gen Intel Core i7-11850H — 8 cores / 16 threads, base ~2.5 GHz, turbo up to ~4.8 GHz 
• RAM: 16 GB DDR4 3200 MHz (dual-slot DDR4, upgradable up to 64 GB) 
• Storage: 512 GB PCIe NVMe SSD 
• GPU: NVIDIA GeForce RTX 3050 Ti (laptop GPU) 
• Display: 16″ IPS, 2560 × 1600 (WQXGA), 16:10 aspect ratio, 400 nits brightness, 100% sRGB gamut (non-touch, low-blue-light) 
• Ports & Connectivity:
• 2 × Thunderbolt 4 (USB-C)
• 2 × USB-A 3.2 Gen 1
• HDMI 2.1
• Full-size SD card reader
• 3.5 mm audio combo jack
• (Optional nano-SIM slot on some configs) 
• Wi-Fi 6E (Intel AX210), Bluetooth 5.2 
• Battery: 90 Wh — typical run time depends heavily on workload & display type. 
• Chassis / Build: Carbon-fiber top + aluminum bottom, MIL-STD-810H tested build. Weight around 1.81 kg (≈ 3.99 lb).