When did USB 2.0 and DDR1 ram become standard for home desktop computers(what year)?

Question by Christopher: When did USB 2.0 and DDR1 ram become standard for home desktop computers(what year)?
Just wanting to know this cause I have a friend who don’t wanna go with nothing older these spec’s. thanks

Best answer:

Answer by Daren
Around 2001-2002 it became the national standard from computer companys.