The HP Pavilion Elite delivers an amazing high-end home entertainment experience, DX10 3D Mainstream gaming, and power for the most demanding PC tasks. The Intel Core 2 Quad processor is the latest in cutting edge processor technology for the desktop PC. The Intel Core 2 Quad processor delivers four complete execution cores within a single processor, delivering unprecedented performance and responsiveness in multi-threaded and multi-tasking business and home use environments. The built-in ATSC TV tuner and personal video recorder let you watch, pause, rewind and record live television - with no monthly fee. The free online Electronic Program Guide lets you review the TV schedule and choose a single episode or an entire series. Enjoy watching brilliant high definition DVD movies on your PC with the Blu-ray/HD DVD ROM drive. NVIDIA GeForce 8600 GT with 512MB dedicated with up to 1791MB Shared Graphics Memory NTSC TV tuner over-the-air ATSC high-definition television tuner, and FM tuner Blu-ray/HD DVD player & LightScribe SuperMulti DVD+-R/RW with Double Layer High Definition Audio, 8 speaker configurable Built-in 802.11B/G Wireless 10/100/1000Mbps Ethernet LAN 15-in-1 card reader Front ports - 2 x USB, IEEE 1394, Composite video-in (Front) Back ports - 4 x USB, IEEE 1394, 2 x PS2 ports (keyboard, mouse), Audio left/right-in, S-Video-in, Digital Audio In/Out, Microphone/Line-in/Line-out, Rear speaker-out, Side speaker out, Center (subwoofer), RJ-45 (LAN), RJ-11 (Modem), TV-out, DVI-I out, HDMI out Expansion slots - 1 x PCI (occupied), 2 x PCI Express x1 (one available), 1 x PCI Express x16 (occupied) Drive bays - 2 x external 5.25 (one available), 1 x external 3.5 (occupied), 2 x internal 3.5 (occupied) Monitor is not included