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Decoding the Distinction- Understanding the Key Differences Between USB-C and Thunderbolt

by liuqiyue

What’s the difference between USB-C and Thunderbolt?

In the world of technology, USB-C and Thunderbolt are two popular standards for connecting devices. While they may look similar and serve similar purposes, there are significant differences between the two. Understanding these differences can help you make informed decisions when choosing the right connectivity options for your devices.

Firstly, USB-C is a universal interface that was introduced by the USB Implementers Forum (USB-IF) in 2014. It is designed to replace the older USB-A and USB-B connectors, offering a more versatile and compact solution. USB-C supports various types of data transfer, including USB 3.1, USB 3.2, and USB 4.0, as well as charging capabilities.

On the other hand, Thunderbolt is a high-speed interface developed by Intel in collaboration with Apple. It was first introduced in 2011 and has since evolved to support even faster data transfer rates. Thunderbolt 3 and Thunderbolt 4 are the latest versions of the standard, offering speeds of up to 40Gbps and 80Gbps, respectively.

One of the key differences between USB-C and Thunderbolt is the data transfer speed. While USB-C can handle data transfer rates of up to 40Gbps with USB 4.0, Thunderbolt 4 offers even faster speeds of up to 80Gbps. This means that Thunderbolt is better suited for tasks that require high-speed data transfer, such as transferring large video files or connecting external storage devices.

Another important difference is the number of devices that can be connected. USB-C is designed to be a universal interface, which means it can connect a wide range of devices, including smartphones, tablets, laptops, and desktop computers. Thunderbolt, on the other hand, is primarily used for connecting high-performance devices, such as external graphics cards, monitors, and storage devices.

In terms of power delivery, USB-C and Thunderbolt also differ. USB-C can deliver up to 100W of power, making it suitable for charging devices such as smartphones and tablets. Thunderbolt, on the other hand, can deliver up to 100W of power as well, but it can also provide up to 85W of power over a single cable, which is particularly useful for charging laptops.

Furthermore, USB-C and Thunderbolt have different support for display connectivity. USB-C supports DisplayPort 1.4 and HDMI 2.0, allowing you to connect external displays with resolutions up to 4K and 8K, respectively. Thunderbolt, on the other hand, supports DisplayPort 1.4 and HDMI 2.0 as well, but it also offers additional features such as daisy-chaining multiple displays and supporting high refresh rates.

In conclusion, while USB-C and Thunderbolt are both high-speed interfaces, they have distinct differences in terms of data transfer speed, device compatibility, power delivery, and display connectivity. Understanding these differences can help you choose the right connectivity option for your specific needs, whether you’re looking for a versatile universal interface or a high-performance solution for your devices.

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