Optiplex 755 - Windows 7 64 bit

• Dell System Software R282538

• Chipset R302424* (or R174616 if it doesn't work)

• Chipset Sol R286630* (or R255438 if it doesn't work)

• Chipset HECI R253211

• Intel Video R240415 or ATI Video

• Network R162323 and R173716

• Audio R164900