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luckydip

macrumors newbie
Original poster
Jan 16, 2017
1
0
Hi

My 6970m has died on my 27"imac and I'm looking to flash a GTX 660m (alienware). I'm a newbie to flashing and have read around the subject including the interesting "2011 Imac graphics update" thread. Once I install the card in the imac I have to use nvflash to flash the rom. Do I need to use a bootcamp windows bootable usb to install windows on the internal hdd to get to command prompt? Or is there an easier straightforward way to use nvflash from boot?

Sorry if this is obvious but like I said I’m a newbie. thanks
 
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