Acer® ax3400-u2022 desktop detailed product specifications processor amd athlon™ ii x4 quad-core processor 635 9 - usb 2.0 ports (5 front, 4 rear) windows® 7 home premium 64-bit (2.90ghz, 2mb l2 cache, 1333mhz fsb) 1 1 - hdmi™ port acer erecovery management interfaces software (2.90ghz, 2mb l2 cache...