Type of commercial computer   CPU specifications       Intel CPU type two pairs of nuclear Duo CPU frequency 2400MHz 2 cache 4MB Bus frequency of 800MHz Intel CPU that two pairs of nuclear Duo 2.4GHz   Display specifications       LCD Display Type 20.0-inch screen size Description 20-inch display (Viewable) mirror widescreen TFT active-matrix LCD, 1680 x 1050 pixels, millions of colors   Memory specifications       DDR2 memory type Frequency of 667MHz memory Memory capacity 1024MB Description memory 1 GB (single SO-DIMM) 667MHz DDR2 SDRAM (PC2-5300)   Storage Performance       SATA II hard drive interface 320GB hard drive capacity Speed 7200RPM Drive type of DVD recorders Description inhaled drive 8x SuperDrive drive, 4 speed double-burner (DVD ± R DL / DVD ± RW / CD-RW)   Graphics card specifications       Graphics core ATI Radeon HD 2600 PRO Memory capacity of 256MB   Sound / Speaker specifications       Sound card type of integration   Network specifications       Modem USB modem (optional) Built-in card types 10/100/1000 BASE-T (Gigabit), built-in AirPort Extreme (802.11n) 2, built-in Bluetooth 2.0 + EDR (Enhanced Data Rate) module   Input-output       Apple Keyboard keyboard type keyboard Mighty Mouse mouse type of mouse I / O port three USB 2.0 ports on a computer; two USB 2.0 ports on the keyboard Built-in stereo speakers 24 watts built-in digital amplifiers Headphone / optical digital audio output (minijack) Audio line input / optical digital audio input (Minijack) Built-in microphone   Operating system specifications       Operating system Mac OS X 10.5 Leopard Random software Mac OS X v10.4.10 Tiger (including Spotlight, Dashboard, Mail, iChat AV, Safari, Address Book, QuickTime, iCal, DVD players, Xcode development tools) iLife'08 (including iTunes, iPhoto, iMovie, iDVD, iWeb, GarageBand) iWork'08 (30-day trial version) Front Row Photo Booth   Appearance parameters       Chassis type one chassis Chassis white color Size 46.9 × 48.5 × 18.9 cm Weight of 9.1 kg   Other parameters       Other features a remote control function of the media Random annex Apple Remote, Apple keyboard and mouse Mighty Mouse Warranty time / 1 year limited warranty way