whew, been so long since I've worked with macs I dun forgot
My old mac was a whole 63MHz and had 8mb of RAM when we bought it....we were so cool upgrading from 8mb to 16mb and going from 14.4 modem to a 28.8 ....watch out! Hot sh!t in town! lol
Anyway, back to your question....you'd have to really go to www.apple.com
I suppose to answer your question....the manufacturer should definitely know
Also, you should post your question in here:
As that's the Macintosh area and they might prove more useful than us being that a lot of users in here are PC although yes I realize it 'All computer hardware zone'