Hey all just had some fewquery relating to sound card. My friend wants to purchase new sound card so any advice which one to go for... budget is 8k max not more than that... so which one to go for xonar dx , d2x or STX. he is completly into listening music and movies 90% of the time and very less gaming ... Speakers he has Z5500D and MX5021. He is mainly looking at crystal clear sound clarity.. and not BOOM BOOM..so kindly advice..