i guess my main thing is, i want to pair the hd650s with the best amp/dac within the budget of 200-400 total after the headphones so that i dont have something holding back the headphones. keeping in mind that the pc will be my source. i hope im not very confusing lol.

  Ok so pretty much im new to this and dont know that much about it yet. Im interested in buying the HD650, changing from my sony MDR-XB500.  Im using this on computer only, right now im using an old Creative X-Fi xtreme music i think, so I know i need an amp to drive the 650s. My...