To Calvin7 yes, my brother gave a hard drive from a desktop he no longer uses or needs anymore and it had windows xp so every time it try to boot to xp it just showed xp and went to the legacy mode (safe mode, start windows normally and stuff)
My components are
-Evga gtx 780ti video card
-i7-4770k cpu
-corsair h100i thermal cooler
-corsair vengeance 1866mhz 16gb rams
-maximus vi formula motherboard
-corsair rm850w psu