Need a Good Sub-$100 7.1 Capable Sound Card to Drive my Sennheiser HD518

Lugia3

Honorable
Jan 4, 2014
10
0
10,510
Hi. As the title states, I am currently looking for a good sound card able to drive my new Sennheiser HD518 headphones in 7.1 surround. It will be used primarily for gaming. Under 100 dollars is preferred.

Motherboard:
ASRock Z68 Extreme3 Gen3 ATX LGA1155 Motherboard
Onboard Audio Chipset: Realtek ALC892