Apple today announced significant enhancements to its line of iMac desktop computers, including faster PowerPC G4 processors running up to 1.25 GHz, faster 333 MHz DDR memory, faster NVIDIA graphics and the move to the faster USB 2.0 standard. The new iMacs offer faster PowerPC G4 processors running at 1.0 GHz in the 15-inch model and 1.25 GHz in the 17-inch model. Both models include 256MB of faster DDR SDRAM running at 333 MHz and an 80GB Ultra ATA/100 hard disk drive. The 17-inch model also includes NVIDIA’s GeForce FX 5200 Ultra graphics processor with 64MB of DDR video memory. In addition, the new iMacs offer two FireWire 400 and three high-speed USB 2.0 ports. The 15-inch flat panel iMac carries a suggested retail price of US$1,299 and the 17-inch widescreen flat-panel iMac is priced at $1,799. Both are available immediately.