Snow Leopard Will Not Support PowerPCs
It looks as though Apple’s Snow Leopard will finally dump PowerPC support. While this has been rumored for awhile, confirmation came by the way of a screenshot of the system requirements from a developer copy of OS X Snow Leopard handed out at WWDC this week.
Developers received an early copy of Snow Leopard at WWDC this week. As this is an early developer version, requirements could change in the future, but the dropping of PowerPC support has been long rumored.