MSI P67A-GD55

Hi, I got help choosing parts for my computer on Tom’s hardware, and now I would like some help with a RAM upgrade. My computer has a MSI P67A-GD55 (B3) motherboard with two sticks of Adata XPG DDR3 1600 RAM powered by XFX P1-650X-CAH9 650W power supply. I found the Crucial webpage for a...

sometimes when i power my pc it wont boot unless i remove my HDD and after full boot i turn it off and reconnect my HDD (ihave a SSD as primary )