hi you all, i've a sapphire r9 280x graphic card xdual on my mac pro 5.1, pc version, and i recently tried to flash the latest rom version, after i dowdload from the main website of sapphire, and i flashed it in window system by using atiflash under commande line, the flash was go through, but it's never start up again after restart, i've heard from start up two sonors without any sige on screen and start over the two sonors, even i've tried insert another video card nvidia gt120, it cant startup neither, but when i pull out the power cable of sapphire, it can get into the desktop, mac and pc both sides, but when i want to do reflash sapphire again, atiflash return me a message "adaptor not found", and "error 0fl01", someone can help me or pass me a link how to save my card back please? thank you.