what game capture cards can use i# processors
The Roxio game capture software calls for Intel Core 2 Duo Processor 1.8 GHz or AMD Athlon x2 64 2.0 GHz For this discussion we'll not discuss the AMD processors. What follows is still applicable. Searching for that Intel CPU on the site give the location as a mid low range processor. Look here.
To use the basic functionality of Elgato Game Capture HD, including video capture and editing, your CPU needs to be multi-core. It needs to have two or more cores. The CPU also needs to be 2.0 Ghz or faster. If your processor only has one core, then it will not be able to use all Elgato Game Capture HD features. If your processor has two cores, but is slower than 2.0 Ghz, then it will not be able to use all Elgato Game Capture HD features.