ACK. From some cursory experimentation, my laptop can roughly saturate 1G via USB, but on 2.5G things get wonky above roughly 1.9G unidirectional or 2.9G bidire

ACK. From some cursory experimentation, my laptop can roughly saturate 1G via USB, but on 2.5G things get wonky above roughly 1.9G unidirectional or 2.9G bidirectional. > Thunderbolt is PCIe Nit: Thunderbolt isn't PCIe, it tunnels PCIe. Depending on chips used, there's bandwidth limits; I vaguely remember 22.5G on older 40G TB Intel chips.