HP 15-ef1000 15-ef1040nr 15.6" Notebook - HD - 1366 x 768 - AMD Athlon Gold 3150U Dual-core (2 Core) 2.40 GHz - 4 GB RAM - 256 GB SSD - (Renewed) AMD SoC - Windows 10 Home in S mode - AMD Radeon Graphics - BrightView - 9.25 Hour Battery Run Time - IEEE 802.11a/b/g/n/ac Wireless LAN Standard