Lenovo guns for the iMac with the IdeaCentre A600 ($1,000 and up). This all-in-one desktop features a curvy design with 21.5-inch frameless screen that measures only an inch thick at its slimmest point. It delivers a cinema-like viewing with its full HD resolution of 1920x1080 with a 16:9 aspect ratio display. The integrated sound system includes Dolby Home Theater sound and a built-in woofer. The A600 offers Intel Pentium Dual Core and Core 2 Duo mobile processor and uses DDR3 RAM from 1GB to 4GB and up to 1TB of space. [source]