hello there, owner of a M15x laptop bought in early 2010, I plan to upgrade the GPU to a GTX 970m ( still have the stock GTX 260m card). But before achieving the costly purchase, I got few questions that will undoubtedly get some answers here for sure: I only see 970m Clevo card on ebay or marketplaces : will the X bracket and screws from my stocked 260m card fit for a GTX 970m Clevo card ? It seems that flashing the Vbios of 970m Clevo card is not necessary, cause it shou