The company on Tuesday revealed a new iMac with a 20-inch display and also updated its Power Mac G5 desktop line with a dual 1.8GHz processor model. The new desktops should increase the appeal of the iMac for multimedia tasks and give Power Mac customers more options, Apple said in statements. The 20-inch iMac comes with a 1.25GHz PowerPC G4 processor, 256MB of RAM, an 80GB hard drive, Nvidia GeForce FX Ultra 5200 graphics chip and Apple's SuperDrive DVD recorder/CD burner. It is available now for $2,199, Apple said. Read more: CNet News.