Model NO.: S5740M Operating System: Windows 7/8/10 OS and Linux OS Clock Speed: 1.8GHz Max.3GHz(Turbo Boost ) 3D API Support Directx 11: Support Ethernet: 10/100/1000 Baset LAN WiFi: Onboard Realtek Rtl8111d 10Mbps/1000Mbps Self-Ada