DisplayPort is electrically identical with HDMI, it's only the connectors that are different. There are cables that has a DisplayPort connector in one end and HDMI one in the other. See this one for example:
http://www.newegg.com/Product/Produc...82E16812270471 (note, mini displayport is yet another connector though)
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17:43:13 <~deculture> Also, TheFluff, you are so fucking slowpoke.jpg that people think we dropped the DVD's.
17:43:16 <~deculture> nice job, fag!
01:04:41 < Plorkyeran> it was annoying to typeset so it should be annoying to read