Apple today announced the fastest and most affordable Power Mac G4 line ever, featuring a choice of a single 1 GHz, dual 1.25 GHz or dual 1.42 GHz PowerPC G4 processors with prices ranging from US$1,499 to $2,699. The new PowerMacs are based on Apple’s Xserve architecture, including up to 2MB of fast Double Data Rate (DDR) Level 3 cache and 333 MHz DDR memory, and with symmetric multiprocessing capabilities, deliver 21 gigaflops (21 billion floating point operations per second) of performance, according to the press release. In addition, the new line features FireWire 800 and has internal support for 54Mbps AirPort Extreme and Bluetooth wireless networking, which means they are Airport Extreme and Bluetooth ready, but they are not included in the standard systems. The single 1 GHz Power Mac G4 and the dual 1.25 GHz Power Mac G4 are available now, while the dual 1.42 GHz Power Mac G4 will be available starting next month.