Apple today announced enhancements to its Mac mini line, with 512MB of memory standard in every model and prices starting at US$499. The Mac mini also features built-in wireless networking with AirPort Extreme and Bluetooth starting at $599, and the ability to burn DVDs with a SuperDrive for $699. The Mac mini lineup includes three models: 1.25 GHz Mac mini, 1.42 GHz Mac mini and the new 1.42 GHz Mac mini with SuperDrive for burning DVDs and CDs.