Ivory and pianoteq are the way to go...

Seems pulling them out of the PC and putting them in a box miht be a smart thing to do...

The Gemini from GSI, is a beast, yet it can only create 2 sounds at the same time, not everything is perfect or fully realistic, but some like the B3 and the synths are out of this world..

The GSI DMC122 (Crumar) comes with build in Gemini sound engine