The all-in-one iMac packs a complete, high-performance computer?including the latest Intel Core 2 Duo processors?into a beautifully thin, anodized aluminum and glass design. The latest Intel Core 2 Duo processor runs at 2.4GHz with advanced 45-nm process technology and 6MB of shared L2 cache, allowing you to run your applications faster and more efficiently than ever before. iMac features a glossy 20-inch widescreen display and ATI Radeon HD graphics that gives a blow-you-away level of detail and realism in games, three-dimensional graphics, high-resolution photos, and high-definition video that comes alive with rich, vivid color. Built into the top of iMac is an iSight camera. You'll hardly notice it's there until you want to launch iChat, Photo Booth, or iMovie. iSight is easy to use and highly advanced. The remarkable picture quality and color accuracy make this tiny feature huge. With iLife '08, Mac OS X Leopard, built-in wireless, speakers, and ultrathin anodized aluminum Apple Keyboard, you'll be creating, sharing, surfing, and playing within minutes of opening the box. 20 Glossy Widescreen TFT Active-Matrix (1680 x 1050, 290 cd/m2, 800 - 1 contrast ratio, 160°H/V viewing angle) Liquid Crystal Display Built-in iSight Camera with Microphone ATI Radeon HD 2400 XT with 128MB GDDR3 Dedicated Video Memory Slot-loading 8x SuperDrive with 4x Double-Layer burning (DVD+-RW/CD-RW) Stereo speakers with 24-watt Digital Amplifier AirPort Extreme (802.11a/b/g/n) Bluetooth 2.1 + EDR 10/100/1000BASE-T (Gigabit) 3 x USB 2.0 (2 x USB ports on keyboard), FireWire 800, FireWire 400, Optical Digital Audio Output/Headphone out, Optical Digital Audio input/audio line in, mini-DVI with support for DVI, VGA, S-Video, and Composite Video connections via Optional Adapter, RJ-45 (LAN) Approximate Unit Dimensions - 18.5? (H) x 19.1? (W) x 7.4? (D) Approximate Unit Weight - 20 Pounds