WotLK coming back to WOWTLK

[abatu]

hey all
i want to play wowtlk on warmane and i have some questions :
1-first of all what wow should i download when i go to download page there is and "old" WOWTLK and another called only"WOWTLK" which i should download ?
2- is the rates only difference between the two relams ?
3-what is the pros of each of relam ?

[skullatbash]

1. "Wotlk old" is normal client, "Wotlk" has WoD models. I recommend "Wotlk old"
2. Rates:
[wotlk] Lordaeron: x1
[wotlk] Icecrown: x7 (x5 reputation, gold, professions)
[wotlk] Blackrock: Instant 80 (only PvP)
[cata] Neltharion: x7 (x5 reputation, gold, professions)
[cata] Warsong: Instant 85 (only PvP)
[mop] Frostwolf: x7 (x5 reputation, gold, professions)