HP Pavilion 550-027C Desktop, AMD A10-7800 Quad-Core 3.5GHz, 8GB DDR3, 1TB SATA, 802.11ac, Win8.1 Get reliable performance from the AMD A10-7800 3.5GHz Quad-Core processor 8GB DDR3 memory  For multitasking power, supports up to 16GB 1TB SATA hard drive has plenty of space to store your digital albums, music library and rich media files USB 3.0 has transmission speeds of up to 5 Gbit/s, which is 10 times faster than USB 2.0 Enhanced viewing with the integrated AMD Radeon R7 graphicsUltra Slim Tray SuperMulti DVDRW drive  watch movies on your computer; read and write CDs and DVDs in multiple formats Multimedia card reader makes it easy to transfer photos, music, and other files to and from your digital camera and other peripheral devices Easily link with other Bluetooth-enabled devices, such as a mobile phone or MP3s players Connect to a broadband modem or router with wired Ethernet, or wirelessly connect to a Wi-Fi signal or hotspot with the built-in 802.11a/b/g/n/ac wireless connection Windows 8.1 makes the things you do every day easier