Hi,
im on mac pro 5,1, my usbs are full and i need to buy a new pci slot card for Virus (dedicated only for virus)
it's better if i buy Allegro USB 2. or Allegro USB 3? or maybe another brand ? more cheap and whit fast connection.
advise me the best choice in quality please
im on Yosemite OSX 10.10
thx in advance..