P35C-DS3R comes with Robust Graphics Booster too. You can set it to auto, fast or turbo to boost the 3D graphics performance

CPU Clk Ratio allows you to set the multiplier of your processor. ES should have multipliers unlocked for you to lower down as far as 6x.

CPU Host Frequency. This board allows a window of 100MHz- 700MHz.

PCIe Freq ranges from 100~150MHz

System memory multiplier lets you run your memory in sync or async to the cpu clk thereby maximising your memory bandwidth