The New Specs
http://www.apple.com/pr/library/2009/10/20imac.html
The new 21.5-inch 3.06 GHz iMac, for a suggested retail price of $1,199 (US), includes:
* 21.5-inch 1920 x 1080 LED-backlit display;
* 3.06 GHz Intel Core 2 Duo processor with 3MB shared L2 cache;
* 4GB 1066 MHz DDR3 SDRAM expandable to 16GB;
* NVIDIA GeForce 9400M integrated graphics;
* 500GB Serial ATA hard drive running at 7200 rpm;
* a slot-load 8x SuperDrive with double-layer support (DVD±R DL/DVD±RW/CD-RW);
* Mini DisplayPort for video output (adapters sold separately);
* built-in AirPort Extreme 802.11n wireless networking and Bluetooth 2.1+EDR;
* built-in iSight video camera;
* Gigabit Ethernet port;
* four USB 2.0 ports;
* one FireWire 800 port;
* SD card slot;
* built-in stereo speakers and microphone; and
* Wireless Apple Keyboard, Magic Mouse.
The new 21.5-inch 3.06 GHz iMac, for a suggested retail price of $1,499 (US), includes:
* 21.5-inch 1920 x 1080 LED-backlit display;
* 3.06 GHz Intel Core 2 Duo processor with 3MB shared L2 cache;
* 4GB 1066 MHz DDR3 SDRAM expandable to 16GB;
* ATI Radeon HD 4670 discrete graphics; with 256MB GDDR3;
* 1TB Serial ATA hard drive running at 7200 rpm;
* a slot-load 8x SuperDrive with double-layer support (DVD±R DL/DVD±RW/CD-RW);
* Mini DisplayPort for video output (adapters sold separately);
* built-in AirPort Extreme 802.11n wireless networking and Bluetooth 2.1+EDR;
* built-in iSight video camera;
* Gigabit Ethernet port;
* four USB 2.0 ports;
* one FireWire 800 port;
* SD card slot;
* built-in stereo speakers and microphone; and
* Wireless Apple Keyboard, Magic Mouse.
The new 27-inch 3.06 GHz iMac, for a suggested retail price of $1,699 (US), includes:
* 27-inch 2560 x 1440 LED-backlit display;
* 3.06 GHz Intel Core 2 Duo processor with 3MB shared L2 cache;
* 4GB 1066 MHz DDR3 SDRAM expandable to 16GB;
* ATI Radeon HD 4670 discrete graphics; with 256MB GDDR3;
* 1TB Serial ATA hard drive running at 7200 rpm;
* a slot-load 8x SuperDrive with double-layer support (DVD±R DL/DVD±RW/CD-RW);
* Mini DisplayPort for video input and output (adapters sold separately);
* built-in AirPort Extreme 802.11n wireless networking and Bluetooth 2.1+EDR;
* built-in iSight video camera;
* Gigabit Ethernet port;
* four USB 2.0 ports;
* one FireWire 800 port;
* SD card slot;
* built-in stereo speakers and microphone; and
* Wireless Apple Keyboard, Magic Mouse.
The new 27-inch 2.66 GHz Core i5 iMac, for a suggested retail price of $1,999 (US), includes:
* 27-inch 2560 x 1440 LED-backlit display;
* 2.66 GHz Intel Core i5 quad-core processor with 8MB shared L3 cache;
* 4GB 1066 MHz DDR3 SDRAM expandable to 16GB;
* ATI Radeon HD 4850 discrete graphics; with 512MB GDDR3;
* 1TB Serial ATA hard drive running at 7200 rpm;
* a slot-load 8x SuperDrive with double-layer support (DVD±R DL/DVD±RW/CD-RW);
* Mini DisplayPort for video input and output (adapters sold separately);
* built-in AirPort Extreme 802.11n wireless networking and Bluetooth 2.1+EDR;
* built-in iSight video camera;
* Gigabit Ethernet port;
* four USB 2.0 ports;
* one FireWire 800 port;
* SD card slot;
* built-in stereo speakers and microphone; and
* Wireless Apple Keyboard, Magic Mouse.
. Now to read up about all this new stuff, and watch the video about that, um, weird looking mouse 
