While USB capture cards like the Elgato HD60 X exist, internal PCIe capture cards don’t take up any desktop space, have much lower latency, and can handle much higher resolutions and frame rates.

By Jack Regula, PLX Technology (09/13/07, 12:10:00 AM EDT) -- Embedded.com Overcoming PCI Express (PCIe) latency isn't simply a matter of choosing the lowest-latency components from among those ...

One of Thunderbolt's strongest competitors is the faster new USB 3.0, which isn't on this 2011 MacBook Air but which now is standard on new 2012 Macs. USB 3.0 can't match Thunderbolt for speed ...