That said, Apple
seems to be enduring more struggles with the popular model.
About a week ago, Apple had said that it was shipping iMacs within
less than a week from the order time. Now it says the delay on
27-inch units has been pushed
to three weeks according to Apple Insider. The
27-inch unit features a better GPU (ATI Radeon HD 4850) and offers
the 2.8GHz quad-core Intel Core i7 processor as a customization
option (these options are not available for the 21-inch unit.
likely is playing a heavy factor. Apple may also be trying to
weed out "lemons" -- iMacs with screen yellowing that are
reportedly quite abundant. Apple in December pushed the delay
window for 2 weeks, following reports of graphical issues, chiefly
affecting the new 27-inch iMac. Apple has released
a patch to fix this problem, and since has been delivering on a
Those problems may actually be playing a
role in the delay, in addition to the demand and yellowing issues.
Many users on the Apple's customer support forums 
say that the graphics patch did not fix their issues.
constantly trying innovative case designs and packing hardware in
tight spaces, but recent issues with the MacBook Pros and iMac series
have illustrated that quality issues can bedevil such unproven
efforts. Apple has not officially addressed these recent
quality slippages on a whole, but its surely a major concern for the
company, which has built a small, but significant market share based
largely on a strong