HP Pavilion 17z Sleek PC Quad Core up to 3.6GHz 8GB 1TB 17.3" HD+ WiFi Webcam DVD+/-RW HDMI (Certified Refurbished) Manufacturer (Certified) Refurbished with 90 day HP Warranty (Extended Warranty Plans Available Directly from HP). Only 1-inch Thin; Windows 10-64bit; AMD Quad (4) Core A12-9720P APU 2.7GHz up to 3.6GHz (2MB L2 Cache) 8GB DDR4 System Memory (1 Dimm); 1TB Hard Drive with HP ProtectSmart; Optical Drive: Super Multi DVD+/-RW with Double Layer Support; AMD Radeon R7 graphics 17.3-inch Diagonal HD+ SVA BrightView LED-Backlit Display (1600x900); Dual speakers; Full-size island-style keyboard with numeric keypad; Touchpad supporting multi-touch gesture support Fast 10/100/1000 Ethernet Lan (RJ-45 connector); 802.11 b/g/n WLAN; Multi-Format Digital Media Card Reader; 1 x USB 2.0 port; 2 x USB 3.1 ports Gen 1 (Data Transfer Only); 1 x HDMI port; 1 x headphone/microphone jack, 1 x RJ-45 Ethernet port