If you don't want to go for full upgrade there is

http://www.pccasegear.com/index.php?...526&cPath=1141

which is just the pci-e card version of the mobo chipset. You run hdmi from your video card in to the avermedia and then out to your monitor, just a simple passthrough and no impact. I think Towellie used one until he switched to the portable version...plenty of reviews for it up on YT