KitGuru tried the AverMedia Live Gamer Portable
A quote from the article:
Today we'll be taking a look at the AverMedia Live Gamer Portable. Equipped with an on-board H.264 hardware encoder to reduce CPU usage, streaming compatibility and the option to record directly onto an SD card, AverMedia claims the Live Gamer Portable is Smart & Sharp, Your All-Purpose Sharing Weapon. Compatible with PC, PS3 and the Xbox 360, it is currently available for £159.90 (http://www.amazon.co.uk/AVerMedia-C875-Portable-Capture-Xbox360/dp/B00C1EO536) .AverMedia Live Gamer Portable Review @ KitGuru