PowerLogix to offer 1GHz Power Mac G4 CPU upgrades

Austin, TX-based Mac CPU upgrade maker PowerLogix today announced new PowerForce G4 Series 100 and Series 133 upgrades that will be available in speeds ranging from 750MHz to 1GHz. It’s the first time a Mac CPU upgrade maker has introduced products that run at 1GHz. The new upgrade should begin to be available next month.

PowerLogix noted that the new cards use Motorola’s PowerPC 7455, or “Apollo” processor. It sports four integer execution units, one double precision FPU, and four 128-bit AltiVec execution units. The chip also features 256KB on-chip Level 1 cache running at the same speed as the processor. The PowerForce G4 will be available with varying amounts of Level 3 cache.

The PowerForce G4 Series 100 upgrade cards are designed to work in the following systems:

Power Mac G4 ‘AGP Graphics’ running at 350, 400, 450 MHz

Power Mac G4 ‘Gigabit Ethernet’ at Single 400, Dual 450 or 500 MHz

Power Mac G4 Cube running at 450, 500 MHz

The PowerForce G4 Series 133 upgrade cards work with Power Mac G4s running with a 133MHz bus, including:

Power Mac G4 ‘Digital Audio’ at 466, 533, 667, 733, Dual 533 MHz;

Power Mac G4 ‘QuickSilver’ at 733, 867, Dual 800 MHz;

Power Mac G4 ‘QuickSilver 2002’ at 800, 933, Dual 1GHz

PowerLogix said that the PowerForce G4 Series 100 will be available in July, with the Series 133 upgrade to follow in August. Prices will range from US$449 to $749.