gskill support :
Yes, the 'Memory' tab is all current operating values. ~1200MHz is DDR4-2400 (Double Data Rate)
No...this is what he's looking at:
https://www.google.com/search?q=maximus+viii+hero+alpha+bios&biw=2048&bih=1057&source=lnms&tbm=isch&sa=X&sqi=2&ved=0ahUKEwjgkKyZ65XSAhXH6YMKHRCoB8YQ_AUICCgD&dpr=1#imgrc=4HrzBwBnlPKG6M:
It's showing 2133mhz as the operating value.
His motherboard wasn't made in the 90's.