USB4 Specification Announced: Embracing Thunderbolt 3 Method for 40 Gbps USB


by Anton Shilovon March 4, 2019 1: 35 PM EST.

  • Posted in
  • Peripherals
  • USB-C
  • USB
  • USB4

The USB Promoter Team has actually introduced the upcoming release of the USB4 spec. The brand-new requirement is based upon Intel’s Thunderbolt procedure as well as supports a variety of features, consisting of information transfer prices of as much as 40 Gbps, present interfaces, and also power delivery. The comprehensive USB4 specification will be released in the middle of 2019.

The USB4 requirements will certainly be based on the Thunderbolt method that Intel has added to the USB Marketer Group. The brand-new interface will use USB Type-C ports and also will certainly maintain in reverse compatibility with USB 2.0, USB 3.2, as well as Thunderbolt 3 user interfaces. The maximum information transfer price sustained by the brand-new USB4 interface is 40 Gbps over 40 Gbps-certified cables. Additionally, USB4 will certainly sustain various screen protocols, and also power shipment.

The USB4 criterion will certainly be officially validated in the middle of2019 Currently over 50 firms are actively taking part in the last phases of development of the draft USB4 spec.

Based on what we know about the USB4 requirements at this point, the brand-new criterion will use the Thunderbolt protocol, however it will certainly not be specifically Thunderbolt 3 as its functionality will likely be various.

USB Specifications
USB 1.0 USB 2.0 USB 3.2 Gen 1 USB 3.2
Gen 2
USB 3.2
Gen 2×2
USB4
Different Branding High Speed Super
Rate
Super
Rate
Super
Speed
?
Bandwidth 12 Mbps 480 Mbps 5 Gbps 10 Gbps 20 Gbps 40 Gbps
Encoding 8b/10 b 128 b/132 b
Introduction 1996 2001 2009
( USB 3.0)
2014
( USB 3.1 Gen 2)
2017 2019

The contribution of the Thunderbolt 3 procedure to the USB Promoter Team essentially brings TB3 to conventional COMPUTER platforms and also allows numerous companies to integrate its assistance into their items. At the same time, Intel’s Ice Lake cpus will be the initial CPUs to sustain Thunderbolt 3 natively.

” Releasing the Thunderbolt method spec is a significant milestone for making today’s simplest and also most flexible port available to every person,” claimed Jason Ziller, General Supervisor, Client Connection Department at Intel. “By teaming up with the USB Promoter Group, we’re opening up the doors for technology across a vast array of devices and also boosting compatibility to supply better experiences to consumers.”

Relevant Checking Out

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  • USB 3.2 Update to Bring 20 Gbps Bandwidth: USB 3.1 Type-C Cables Compulsory
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  • Cypress and Zhaoxin Have USB 3.1 Gen 2 USB Controllers

Resources: USB Promoter Group, Intel