I just got the STX to use with my ATH A700s and Swans D1080Mkii 2.0. I use the speakers for music, and the A700s for gaming. The STX is more geared towards the headphone and 2.0/2.1 setup, while the DX is more for people who have 5.1/7.1. If you have decent headphones, or are planning on...

The Xonar Essence STX also has a built-in headphone amp. It is, however, a little bit more than the DX. I just received the STX in the mail the other day, and even with my ATH-A700s (no amp required), and my self-powered Swans D1080Mkii, I noticed a distinct difference between my A700s and...

They are great cans, but keep in mind that these headphones are gigantic, and usually a lot bigger than people expect them. Might not be the best choice if you are going to be going out in public in these. (I have the A700s, the closed back version of the headphones).

I currently am using the following setup: Onboard Sound Card / Logitech G51 / ATH-A700 I usually use my A700s for gaming, and the G51s for music and movies. I was looking into buying the Logitech Z-5500s and the Asus Xonar D2X, but after deciding I'd rather have a 2.1/2.0 setup rather...