Lenovo thinkpad laptop E440-20C5-A08KCD

Product type is commercial computer, office computer operating system pre-installed Windows 8.1 (Simplified Chinese version) motherboard chipset Intel HM87 Processor CPU series Intel Core i7 4-generation family CPU model Intel Core i7 4712MQ CPU clocked at 2.3GHz Core frequency 3300MHz memory device memory capacity 4GB (4GB × 1) hard disk capacity 500GB Hard to describe 5400 Drive type DVD burners Description Built Rambo screen size 14 inches Aspect Ratio 16: 9 Screen resolution 1366x768 LED backlit screen technology 2G graphics card type two graphics (performance-level graphics card + integrated graphics) Graphics chip NVIDIA GeForce GT 840M + Intel GMA HD 4600