That card you have is awesome and has adjustable GPU, memory, and PLL voltages. God I wish that every card had adjustability like that. Is your card locked at 1.100v max core like the eVGA cards are?.... when you run at 1.100v what are your temps?
i7 6700K - Corsair AX1200i - Asus ROG Maximus VIII Gene - Corsair Vengeance DDR4-3000 - XFX Radeon Fury X Crossfire - LG 34UC97 Cineview Curved UltraWide - http://www.3dmark.com/fs/8133076