Okay, my system is new, built 1/4/2013, with a 64-bit AMD FX-6300 Vishera in it and 16GB of RAM. Since the Windows 8 I ordered came with an invalid product key, I couldn't install Windows 8, so on 1/7/2013 I decided to install WinXP Home SP3 (32-bit) Slipstream. I need to run memtest to see if...