Apple iMac Core Duo T2400 1.83GHz 512MB 160GB DVD&plusmn;RW DL Radeon X1600 17" AirPort OS X w/Webcam & Bluetooth Apple iMac Core Duo T2400 1.83 GHz 512 MB 667 MHz DDR2 SDRAM (PC2-5300) (supports up to 2 GB) 160 GB 7200 RPM SATA hard drive, Slot-loading DVD RW DL drive Mac OS X 10.4 pre-installed Intel Core Duo T2400 1.83 GHz processor 2 MB shared L2 Cache, 667 MHz Front Side Bus