IMac (20-inch, Early 2008)

The iMac (20-inch, Early 2008) was released on 2008.

The firmware identifier is iMac8,1.

Operating System

 * First Release: Mac OS X Leopard (10.5)
 * Latest Release: (2GB) OS X El Capitan (10.11.6) / Mac OS X Snow Leopard (10.6.8)