Sapphire Nitro Radeon R9 390X 8GB GDDR5 PCIE 11241-04-20G New Open Box *READ | eBay
The R9 390X Almost Wasn't a Blower: AMD Made This Dual-Fan Prototype Using a Unique PCB Layout and Cooler Design Before Scrapping it Entirely. Only Three of These Prototypes are Known to
Sapphire R9 390X Tri-X 8GB Review | KitGuru- Part 2