You'll be able to maximize your bandwidth when using a USB 3.0 cable with USB 3.0 devices and ports, otherwise plugging a 3.0 device into a 2.0 port or a 2.0 device into 3.0 a port will get you standard USB 2.0 data rates. Your existing USB 2.0 gear will work on version 3.0 ports and vice versa. USB 3.0 Drive => USB 3.0 cable => USB 3.0 Port on Device It's backwards compatible. 1 possible duplicate of Can a USB 3.0 pen drive be used on a USB 2.0 port? and Does the device that supports USB 3.0 work via computer that supports USB 2.0? you might also be interested in Is there any benefit to plugging a USB 2.0 device into a USB 3.0 port? – Ƭᴇcʜιᴇ007 Jun 16 '12 at 17:21 add a comment | 2 Answers 2 active oldest votes 32 Yes, a USB 3.0 external drive will work on a USB 2.0 port.Very broadly, if the path from your drive to the system USB port has one non USB 3.0 component,the interface will fall back to USB 2.0. If those answers do not fully address your question, please ask a new question.
Is USB 3 backwards compatible? For instance, if I plug a USB 3.0 device into a computer with USB 2, will the drive work? usb compatibility usb-3 share|improve this question edited Mar 20 '17 at 10:04 Community♦ 1 asked Jun 16 '12 at 17:10 daviesgeekdaviesgeek 87451433 marked as duplicate by Ƭᴇcʜιᴇ007, slhck, Dennis, Canadian Luke, RedGrittyBrick Jun 16 '12 at 20:00 This question has been asked before and already has an answer. However, I am a bit concerned about the backwards compatibility. Since it is much faster than any other interface, I really want to get an USB 3 external drive. The BalanceThoughtCoThe SpruceTripSavvyand moreAsk Question 17 2 Possible Duplicate: Can a USB 3.0 pen drive be used on a USB 2.0 port? I am really excited about USB 3, especially since it has made its way into the new MacBook Airs and Pros. Thank you for signing up.Follow UsFacebookHow ToFixBuyDo MoreAbout UsAdvertisePrivacy Polic圜ookie Polic圜areersEditorial GuidelinesContactTerms of Use Lifewire is part of the Dotdash publishing family. Please try again.You're in! Thanks for signing up.
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Continue Reading The 7 Best USB Hubs of 2019 USB: Everything You Need to Know The 9 Best USB Flash Drives of 2019 USB 1.1: Everything You Need to Know USB 2.0: Everything You Need to Know What Is a USB Type B Connector? USB 3.0: Everything You Need to Know What Is a USB Type A Connector? USB-C: Everything You Need to Know Explanations for All 2500 System Error Codes in Windows The 7 Best USB Flash Drives to Store Music in 2019 Blue Screen of Death (BSOD) Codes - Decoded! Have an Error? Here's How to Fix It How to Select the Right USB Flash Drive 4 pin Motherboard Power Connector Pinout A Complete List of Error Codes Reported in Device ManagerLifewireGet the Most From Your Tech With Our Daily Tips Email AddressSign upThere was an error.
BLUE means that the plug type from a certain USB version is compatible with the receptacle type from a certain USB version, RED means that they are not compatible, and GRAY means that the plug or receptacle does not exist in that USB version. The biggest issue you'll probably find is that some USB 3.0 devices may not communicate at all when used on a computer or other host device that supports only USB 1.1.
In most cases this also means that devices will communicate properly, albeit at the lowest common speed, but it's no guarantee. The below USB compatibility chart was designed with physical compatibility in mind only. You can also see that USB 2.0 Micro-A plugs fit in both USB 3.0 Micro-AB and USB 2.0 Micro-AB receptacles. For example, using the chart below, you can see that USB 3.0 Type B plugs fit only in USB 3.0 Type B receptacles. Some connectors changed from USB version to USB version, so be sure to use the correct one at either end. USB Connector Compatibility Chart Use the USB physical compatibility chart below to see which USB plug (male connector) is compatible with which USB receptacle (female connector). However, as USB became even more popular with other devices like smartphones, and USB 2.0 and USB 3.0 were developed, other connectors became more common, confusing the USB landscape.
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He writes troubleshooting content and is the General Manager of Lifewire.Updated May 09, 2019The Universal Serial Bus (USB) standard is so common that just about everyone can identify some of the more basic connectors involved with USB 1.1, especially the plugs seen on flash drives and keyboards, as well as the receptacles seen on computers and tablets.
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A Compatibility Table for USB 3.0, 2.0, and 1.1 Connectors SharePinEmailPrintMediabridge ProductsWindows Guides & Tutorials Drivers & Hardware Customizing File & Folder Management Users & Accounts Drive Management System & Security Basics Installing & Upgrading Tips & Tricks Key Conceptsby Tim Fisher Tim Fisher has 30+ years' professional technology support experience.