for case get betfenix merc alpha or cooler master elite 311.
He specifically asked for usb 3 cabinets! Elite 311 does not have any usb 3 ports. Merc alpha usb 3 one cost 3.5k
for 2.5k, V1 is teh best choice.
@OP Get a intel build.just like @bavusani suggested with some tweaks that i can make plus it wud perform a lot better and plus ur not overclocking so no use of FX and plus intel 3rd gen cpus just rip apart even a FX8350 in photoshop FX-8350 vs. Core i5-3470 CPU Review | Hardware Secrets