Apple today updated its all-in-one iMac line with the latest Intel Core i3, Core i5 and Core i7 processors and powerful new graphics. Starting at $1,199, the new iMac line is the fastest ever with dual-core processor speeds up to 3.6 GHz, quad-core speeds up to 2.93 GHz and discrete graphics including the powerful ATI Radeon HD 5750. The new Magic Trackpad, with a smooth glass and aluminum design, gives iMac users the same intuitive Multi-Touch gestures that Mac notebook customers have come to love and is available separately for $69.