are 928 gts and 965 turbo calipers the same thing?

[pantswagen]

are the 928 gts discs and the 965 discs the same

-are they 330 by 32 -

-do they have a 80mm overall height

-are they a 2 pice bell and disc/rotor - or combined

-i have seen a gts with 17 inch cup 2's

-i have 7 and 9 55et wheels

-if i can indeed fit the 17 inch wheeled cayenne discs
-330 by 32 but 68mm overall height
-will the calipers hit the wheels?

-any one have the small 30mm piston and the clips off the above calipers?
-oh and a dust seal set -oh and 4 long bolts

-just that the cayenned 3.2 discs are 50 quid

-the gts/965 -if they are the same , are 125 quid each