PowerLogix today announced two new processor upgrades at Macworld Expo in NYC. Available in August, the 700 MHz version of the PowerForce G4 Series 100 for PowerMac G4s and Cubes and a 733 MHz version of the PowerForce G4 Series 133 will range in price from US$449 to $799. PowerLogix also announced the PowerForce Trade-Up Program, which allows customers to trade up later to a faster processor.