Mac OS X Snow Leopard due August 28

Mac OS X Snow Leopard, the incremental update to which has been a topic of discussion for more than a year will finally be available on August 28, The Apple Store now says.

As an incremental upgrade for Leopard users, Snow Leopard will only cost $29.99 for a single user license and $49.99 for the family pack (five licenses.) Also, any Mac purchased after June 8th is eligible for a $9.95 upgrade. Pre-ordering is open today for delivery on Friday.

Among the refinements promised with Snow Leopard is OpenCL, the multi-processor technology which lets the graphics processor act as an additional CPU to speed up applications; support for Microsoft Exchange Server; updated QuickTime, 64-bit support, and multi-core optimization with Grand Central Dispatch.