Buy from Amazon.com : http://fave.co/1FF76Rl
SIIG DisplayPort to HDMI Converter with Audio Active Adapter (CB-DP0L11-S1)
Product Description :
Active solution and supports AMD Eyefinity to extend to multiple screens for a better gaming experience
Supports Plug and Play for easy use
No extra driver installation needed
Compliant with DisplayPort 11 and HDMI specifications
HDMI compliant transmitter supports 1012-bit deep color at 1080p and up to 225Gbs
Supports HDTV 1080p and up to 1920 x 1200 resolution