HP Pavilion a6720f Desktop: Quad Core 2.2GHz, 6GB RAM, 640GB Hard Drive, Vista Premium (Refurbished)

HP Pavilion a6720f Desktop PC specs:
HP a6720f (FQ564AA)

# AMD Phenom X4 9550 Quad-Core 2.2 GHz Processor
# 2 MB L2 Cache, 2 MB shared L3 Cache, 3600 MT/s Bus
# 6144 MB DDR2 (PC2-6400) RAM
# 640 GB (7200RPM) SATA Hard Drive
# NVIDIA GeForce 9100 with 256MB Dedicated with up to 1599MB Shared Graphics Memory
# Lightscribe SuperMulti DVD±R/RW with Double Layer
# High Definition Audio, 8 speaker configurable
# 802.11b/g Wireless LAN
# 10/100 Base T Ethernet LAN
# 15-in-1 card reader
# Front ports: 2 x USB, IEEE 1394, Headphone, Microphone
# Back ports: 4 x USB, IEEE 1394, 2 x PS2 ports (keyboard, mouse), Digital Audio In/Out, Microphone/Line-in/Line-out, Rear speaker-out, Side speaker out, Center (subwoofer), RJ-45 (LAN), VGA, DVI-D
# Expansion slots: 3 x PCI Express x1 (two available), PCI Express x16 (available)
# Drive bays: 2 x external 5.25" (one available), 1 x external 3.5" (available), 2 x internal 3.5" (one available)