Otherwise, the two sound cards sport the same basic features, including HDMI 1.3 support, a Splendid HD integrated video processor and an included copy of ArcSoft TotalMedia Theatre.
The HDAV1.3 Deluxe's HDMI 1.3 support makes integrating an HTPC into your home theatre setup much easier as it allows for HD audio/video connectivity without needing a separate video card while offering HDCP support. Its Splendid HD video processor allows the HDAV1.3 Deluxe to handle high definition video without impacting CPU performance. Additionally, the HDAV1.3 Deluxe's included copy of ArcSoft TotalMedia Theatre provides support for most types of high definition media, including: MPEG-2, AVC, VC1, WMV, Quicktime, DivX and H.264.