Apple iMac 21.5in 3.06Gh 500GB

Intel Core 2 Duo

4GB RAM

500GB HDD

21.5" display
 
3.06GHz Intel Core 2 Duo
4GB of 1066MHz DDR3 SDRAM; supports up to 16GB
500GB Serial ATA; 7200 rpm
21.5" LED-backlit glossy 16:9 widescreen TFT active-matrix
NVIDIA GeForce 9400M with 256MB of DDR3 SDRAM shared with main memory
Slot-loading 8x SuperDrive with 4x double-layer burning
Built-in iSight camera
Mini DisplayPort output with support for DVI, dual-link DVI and VGA video
One FireWire 800 port; 7 watts
Four USB 2.0 ports
SD card slot
Built-in stereo speakers
Built-in 10/100/1000BASE-T (Gigabit)
Built-in AirPort Extreme 802.11n WiFi wireless networking
built-in Bluetooth 2.1 + EDR
Apple Wireless Keyboard and Magic Mouse
Built-in IR receiver

Mac OS X Snow Leopard