> USB4 10 Gbps (gen 2) uses 64b/66b = 9.697 Gbps > USB4 20 Gbps (gen 3) uses 128b/132b = 19.39 Gbps > Thunderbolt 3 10.3125Gbps uses 64b/66b = 10Gbps > Thund

> USB4 10 Gbps (gen 2) uses 64b/66b = 9.697 Gbps > USB4 20 Gbps (gen 3) uses 128b/132b = 19.39 Gbps > Thunderbolt 3 10.3125Gbps uses 64b/66b = 10Gbps > Thunderbolt 3 20.625Gbps uses 64b/66b = 20Gbps Hah, seems Apple doesn't want to get sued again for bit distinctions so they're making sure the sticker unit matches the true rate with the standard they control more of. It's a bit like the decimal/binary distinction: https://blog.codinghorror.com/gigabyte-decimal-vs-binary/ https://blog.codinghorror.com/gigabyte-decimal-vs-binary/