at the photo carefully, you can see a SPDIF -in connection right beside the 6pin + 8pin power input. Output wise, the card has dual- DVI + HDMI . Specifications Chart: GeForce 9800 GX2 GeForce 8800 GTS512 (G92) GeForce 8800 GTX GeForce 8800 Ultra Chip 2x G92 G92 G80 G80 Process