HP Premium Pavilion Desktop, AMD A8-6410 Quad-Core 2.0GHz, 8GB DDR3, 2TB HDD (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty. AMD Quad-Core A8-6410 Accelerated Processor (2.0GHz) with AMD Radeon R5 graphics (up to 8 GB Graphic Memory), 8GB DDR3L 1600MHz SDRAM, 2TB 7200 RPM Hard Drive DVDRW (R DL), 2 USB 3.0, 4 USB 2.0, USB chiclet-style keyboard with volume control, Windows 8 hot keys and optical mouse 802.11 b/g/n WiFi, 1G LAN Ethernet, multi-format digital media reader, VGA+DVI-D Windows 8.1 64 bit, free Upgrade to Windows 10