USB4 Version 2.0 to Offer 80Gb/s Transfer Speeds - MacRumors

USB4 Version 2.0 is in the works and when launched, it will allow for double the speeds of the current USB4 specification with existing USB-C cables.

USB4 Version 2.0 to offer up to 80 Gbps data transfer

USB Promoter Group Announces USB4 Version 2.0 Specification: 80 Gbps Over Type-C

Thunderbolt 5' Would Enable Dual 8K Display Support and More on Macs, Page 6

USB4 Version 2.0 Has Potential to Double Data Speeds

Techno Hub: Launch of USB 4 Version 2.0 delivers twice as much bandwidth as USB 4 version 1.0, at 80 Gbps.

Any thoughts about Thunderbolt 4?

Intel announces outline of 'next generation Thunderbolt' based on USB 4 Version 2.0, realizing maximum 80 Gbps bidirectionally and maximum 120 Gbps one way for external display - GIGAZINE

USB Promoter Group Announces USB4® Version 2.0

Thunderbolt 5' Would Enable Dual 8K Display Support and More on Macs, Page 6

Since PCI 4.0 can support (32 GB/s) 256 Gbps should we expect Thunderbolt 3 cards with up to 6 ports (6*40Gbps)? Would those require 6 separate displayports -in to support 6 monitors? - Quora

Best USB4 Posts - Reddit

USB4 2.0 jumps past Thunderbolt to an amazing 80 Gbps

USB4 Version 2.0 to Offer 80Gb/s Transfer Speeds, Page 9

Any thoughts about Thunderbolt 4?