when you create your char, there is a list that pops up with a slot to save the design in. When you get release you'll be able to (supposedly) use that template on any server. Your name from Beta however will only pass on to retail if you remain on the same server.
FFXI:Sylph - Perrin 75 Hume THF; Retired (At least from my use any way)
EVE Online:ScraperX; Retired
WAR:IronClaw- Peryn SW;SkullThrone- Grymloc BO; Retired