ASUS Decided to start making sound cards since the soundcard market was being dominated by creative and their X-FI line. With the new ASUS line of PCI-E soundcards, it makes it a good market for ASUS to start to dominate in, since there is little competition. With the ASUS D2X is being marketed as a Home Theater sound card along with its gaming flavor. In this review of the ASUS D2X we will put it to the test with gaming to Home Theater use.