Did Intel Fool Us? - Thunderbolt 4
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Thunderbolt 4 is marketed as an advancement over Thunderbolt 3, but the initial speed claim is nuanced. The video explains that Thunderbolt 4 maintains the same 40 Gbps peak transfer rate as Thunderbolt 3, yet not all Thunderbolt 3 implementations actually reached that speed due to PCIe lane limitations. The host clarifies that Thunderbolt 4 raises minimum requirements, making the capabilities of a device easier to understand and compare. It also introduces practical improvements such as docks with up to four ports, guaranteed USB-C charging on lightweight laptops, USB4 compatibility, and enhanced security features aimed at protecting against attacks like Thunderspy. The discussion then turns to user experience and consumer confusion, highlighting the difficulty of identifying Thunderbolt 4 versus Thunderbolt 3 in hardware labeling, since many devices share the same Type-C connector. Finally, the video touches on real-world adoption timelines, noting Tiger Lake laptops as early Thunderbolt 4 adopters and suggesting that the stricter certification may help drive broader, more affordable usage. The host also includes a light product plug and humorous sign-off, reinforcing the value of staying informed about evolving standards while managing expectations about what is actually delivered by hardware marketed as Thunderbolt.
Topics · hardware · standards-and-protocols · consumer-technology · pc-and-peripherals
Questions answered
- What is the actual speed advantage of Thunderbolt 4 over Thunderbolt 3 in practice?
- Thunderbolt 4 maintains 40 Gbps peak transfer speed, but many Thunderbolt 3 implementations did not reach this due to PCIe lane limitations. Thunderbolt 4 also raises minimum requirements and adds features that improve overall usability and security.
- How can a consumer verify that a device supports Thunderbolt 4?
- Look for the Thunderbolt icon and check the device specifications, noting that some devices may use the same Type-C connector for multiple standards. It is important to review the official spec sheets to confirm Thunderbolt 4 certification.