Topic: Lowest Buffer on FireFace UFX in USB

I have a Win7 64 laptop (Asus G74SX) that I have been impressed with the ProTools performance for mixing using ASIO4ALL for my audio driver.  I was curious about using it as a mobile session PC.  It only has USB ports.  My question is with the UFX in USB mode, whats the lowest buffer size to be expected to run stable with 24 in and 12 out?

Re: Lowest Buffer on FireFace UFX in USB

Are you recording just audio channels (i.e. not playing VST Instruments in real-time)?    If so, why do you need minimal latency?

Re: Lowest Buffer on FireFace UFX in USB

I am curious what the live audio capabilities of USB would be, as I do often use monitoring through PT wet