I use zbrush, 3ds max, fume fx, photoshop, AE and Autopano daily. There isn't a limit of how much memory I could use.
Now, I'm planning to upgrade to AMD Bulldozer. Gigabyte GA-990FX-UD7 only supports four memory modules. So I need large sticks. I'd like to have 4x8gb 1866Mhz sticks or even...