MMC vs IMC - I never stated that ANY of the 775 had IMC. I'm discussing Apples and you're discussing Oranges. In my 'quote' the part 1 cearly suggests MMC and part 2 contrasts IMC to MMC.
Here's a semi coherent MMC vs IMC article ->
http://en.wikipedia.org/wiki/Memory_controller
The Dual is just that, 'Quad' Channel only means 4 sticks; similarly Tri Channel is just that, 'Hexa' only means 6 sticks. I am NOT confused. Dual {Ch 0 + Ch 1} Tri {Ch 0 + Ch 1 + Ch 3}; each Channel can support 2 sticks. In the future, who knows. Multi-CPU can have 2 sets of Tri Channel or can support 12 sticks, etc - but to each CPU they are Tri Channel and 'partitioned'.