Apple has updated the iMac line to include models with G5 PowerPC processors that top 2 GHz.

Pricing for Apple's entry level model is now £899 including VAT, in August when the models launched it was £919.

The newest models also offer built-in AirPort Extreme and Bluetooth wireless connectivity, faster graphics, a new 8X SuperDrive with double-layer support, built-in Gigabit Ethernet for faster networking, and 512MB of memory across the line, as well as Mac OS X 10.4 Tiger.

Apple's senior vice president of worldwide product marketing Philip Schiller said: "Reviewers have called the iMac G5 'the most elegant desktop computer in the world' and now it's getting even better. With a faster processor, built-in wireless networking, Tiger and iLife '05, the new iMac G5 offers the best consumer desktop computing experience in the world."

Great for graphics

The new iMac G5 includes 400 MHz DDR memory expandable to 2GB and storage capacity up to 400GB.

It also offers the ATI Radeon 9600 graphics processor with 128MB of dedicated video memory to deliver high-performance graphics and effects for next-generation games and provide ultra-fast, pixel-accurate image processing when combined with the graphics capabilities of Tiger.

Offering the latest high-performance I/O, the new iMac G5s include built-in 10/100/1000BASE-T Gigabit Ethernet for high-speed networking, built-in AirPort Extreme for fast 54Mbps wireless networking, built-in Bluetooth, a total of five USB ports (three USB 2.0) and two FireWire 400 ports.

The 17-inch model, which offers 1,440-by-900 pixel resolution, costs £899 with a 1.8GHz processor, and £999 with a 2GHz processor. The 2GHz 20-inch model (1,680-by-1,050 pixel resolution) costs £1,199.