Recent rumors claim that Apple plans to update its MacBook Air line with Intel's new Sandy Bridge processors. The company is going to replace the Core 2 Duo chip, found in the current generation of MacBook Air, which is two generations behind Intel's processor. So it will be a significant upgrade for Apple's MacBook Air. The refreshed is expected in June, sometime during the WWDC 2011. Remind you that last fall the MacBook Air was already updated. It received a new, thinner design, and flash memory drive.