AMD Fiji XT R9 390X Specs Leak – 4GB of 3D Stacked HBM and 4096 Stream Processors

[Mummelmann]

This will probably be a decent Crossfire choice if the price is right. Still think I'm gonna go ahead and get the GTX 980 though; the power consumption and noise are also a huge factor for me (don't want to replace the PSU before I rebuild the whole thing).