With some additional googling I found this test showing improved game performance from PC Perspective
And from FiringSquad
Tomas Lee, who is Marketing Manager for Gigabyte USA, explained that both of those features are actually overclocking options. He stated:
The Robust Graphics Booster will allow the chipset and GPU to synchronize together in maximizing the GPU Clock speed in order to enhance the graphics performance, kind of like NVIDIA LinkBoost Technology.