The simplest explanation is that USB-C refers to the shape of the port and Thunderbolt 3 refers to the connectivity standard. Thunderbolt 3 combines Thunderbolt, USB, DisplayPort and power via a single USB-C connector..
Then, is Thunderbolt 3 the same as USB C?
The Thunderbolt 3 port has the same design as the USB-C port. It's speed allows for quicker access more data when compared to USB-C. Thunderbolt 3 works at 40Gbps while USB-C works at 10 Gbps. Thunderbolt 3 can present video content on two 4K displays or one 5k display while USB-C can present one 4K display.
Additionally, is USB 3 the same as USB C? USB 3's theoretical bandwidth is 5 Gbps, while USB 3.1's is 10 Gbps. That's double the bandwidth—as fast as a first-generation Thunderbolt connector. USB Type-C isn't the same thing as USB 3.1, though. USB Type-C is just a connector shape, and the underlying technology could just be USB 2 or USB 3.0.
Secondly, can Thunderbolt use USB C?
You can use your USB-C Power Adapter and charge cable with any Thunderbolt 3 (USB-C) or USB-C port on your MacBook Pro, MacBook Air, MacBook, or iPad Pro.
Do you need Thunderbolt 3 for external GPU?
You'll also need a relatively new notebook equipped with a Thunderbolt 3-compatible USB-C port. These days most Thunderbolt 3 laptops and graphics card enclosures play nicely together thanks to Intel's Thunderbolt 3 external graphics compatibility technology, which PC makers must specifically enable.
Related Question Answers
Which is faster USB 3.0 or Thunderbolt?
Thunderbolt 3 is really fast, transmitting at a whopping max transfer rate of 40Gbps. That makes it four times faster than USB 3.1, eight times faster than USB 3.0, and twice as fast as Thunderbolt 2.Why do I need Thunderbolt 3?
Thunderbolt 3 supports connecting multiple displays to your computer by sending video through the Thunderbolt cable using DisplayPort 1.2 video standards. This allows you to connect any monitor that uses DisplayPort or one of the compatible types of connections, such as mini DisplayPort.Can you plug USB C to Thunderbolt 3?
You can plug a USB-C device and cable into a Thunderbolt 3 port whenever you want because Thunderbolt 3 fully supports USB-C. So a USB-C hard drive you have can be used in any of the Thunderbolt 3 ports on your MacBook Pro, or in the USB-C port on your 12-inch MacBook.How can I tell if my USB is Thunderbolt?
To determine if your component is a Thunderbolt 3 device, look for the Thunderbolt 3 symbol (shown below). USB-C devices do not include this symbol.What is USB A and USB C?
The USB-A has a much larger physical connector than the Type C, Type C is around the same size as a micro-USB connector. Unlike, Type A, you won't need to try and insert it, flip it over and then flip it over once more just to find the right orientation when trying to make a connection.Is USB C the future?
It's a new specification for a future generation of USB connectivity (think 2021 and beyond). USB4 promises to simplify to one connection type (USB-C) and be capable of up to 40Gbps transfer speed. It's the next step after USB 3.2, which is coming soon. You may be wondering why it's called USB4 rather than USB 4.0.What is Thunderbolt port used for?
Based on the PCI Express and DisplayPort architectures, Thunderbolt allows for high-speed connection of peripherals such as hard drives, RAID arrays, video-capture solutions, and network interfaces, and it can transmit high-definition video using the DisplayPort protocol.What is difference between USB C and Thunderbolt 3?
This means Thunderbolt 3 can present video on two 4K displays or one 5K screen, while USB-C is limited to a single 4K display. The other major difference between the two is that Thunderbolt 3 supports daisy chaining of connected devices, allowing for a single port on a computer to be used.Can any USB C cable charge MacBook?
For best performance, use an 87W power brick with a 5A/100W USB C cable. Or buy an Apple MacBook Pro USB C power brick, since those are its specifications. More watts will not result in faster charging, unless the MacBook Pro can negotiate a higher current draw.Are USB C and lightning the same?
The similarities between Lightning and USB-C are obvious, but they're not the same thing. Lightning ports are slimmer and more suitable for mobile devices. UPDATE: 2019 iPad Pro models feature a USB-C port. The iPhone and other iPad models still use the Lightning connector.Is Thunderbolt 3 and USB C the same thing?
The simplest explanation is that USB-C refers to the shape of the port and Thunderbolt 3 refers to the connectivity standard. Thunderbolt 3 combines Thunderbolt, USB, DisplayPort and power via a single USB-C connector.Is USB 3.1 the same as Thunderbolt?
Where things get a little confusing is Thunderbolt 3 uses the same USB Type C port as USB 3.1, so you'll often see motherboards advertising one port for both connections. This is true, since Thunderbolt 3 fully supports all USB 3.1 cables and connections, any Thunderbolt 3 port is technically a USB 3.1 port too.Are all USB C cables the same?
No, not all USB-C cables are equal. USB-C stands for the shape and type of connector, which is the same for all USB-C cables but not all cables support the same kind of protocols and transfer speeds.Is there a MagSafe to USB C?
Unfortunately the MagSafe doesn't plug into USB-C and Apple has not made an adapter for this purpose. Well, that's not a problem. You don't really need the MagSafe, because you can plug in your MacBook using your own power supply.Is there a USB to Thunderbolt adapter?
The Thunderbolt 3 (USB-C) to Thunderbolt 2 Adapter lets you connect Thunderbolt and Thunderbolt 2 devices — such as external hard drives and Thunderbolt docks — to any of the Thunderbolt 3 (USB-C) ports on your MacBook Pro.Can you add Thunderbolt to a laptop?
Yes and no. To be Thunderbolt compliant, you do need the usb type C 3.1 gen 2 port as the connector but you will also need the chip controller (Alpine ridge) as well in order to have thunderbolt. Having 3.1 gen 2 type c ports does not mean you have thunderbolt. There is no way to make a laptop Thunderbolt compatible.Will USB c replace HDMI?
Short answer: USB type C cables are quite likely to replace HDMI cables, but HDMI will live on within the USB type C cables. So no, USB type C won't replace HDMI, it will just provide HDMI connectivity in a different physical form. HDMI is both a physical connector and a communication language, dedicated to video.What does a USB 3.0 port look like?
Since USB 2.0 and USB 3.0 ports may coexist on the same machine and they look similar, the USB 3.0 specification recommends that the Standard-A USB 3.0 receptacle have a blue insert (Pantone 300C color). The same color-coding applies to the USB 3.0 Standard-A plug.Can USB 3.0 connect to USB 2.0 port?
Yes, Integral USB 3.0 Flash Drives and card readers are backwards compatible with USB 2.0 and USB 1.1 ports. The USB 3.0 Flash Drive or card reader will work at the speed of the port, for example if you use a USB 3.0 Flash Drive in your USB 2.0 laptop, it will work at USB 2.0 speed. 
