I am planning on getting the ASUS NVIDIA GeForce GTX 750 Ti card and i have a 2ACD motherboard. It will fit but i don't know what power supply. Can you please say how many watts you think i need and what kind of power supply or does it matter. Thank you. Here is motherboard. http://www.findlaptopdriver.com/pegatron-2acd-corporation-motherboard-1-01-specs/