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Questions tagged [usb-3]

USB 3.0 (SuperSpeed) is a USB specification that can transmit data at up to 5 Gbit/s.

12 votes
1 answer
12k views

Why does USB 3.0 interfere with 2.4GHz devices?

I have read in several product reviews that USB 3.0 ports and hubs can interfere with 2.4GHz devices, including the common Logitech wireless keyboards and pointing devices (mice, trackballs, etc.). ...
End Antisemitic Hate's user avatar
12 votes
3 answers
30k views

How does one install Windows 7 using USB 3?

I want to install Windows 7 onto an SSD from a USB 3 drive, however it won't let me boot using USB 3, however it does work using USB 2. I guess that's because Windows PE doesn't have the needed USB 3 ...
Hultner's user avatar
  • 263
11 votes
3 answers
6k views

Do I need USB3 sticks to get USB3 speed?

I am thinking of getting a PCI-E usb3.0 card for my computer. Do I need special USB3 sticks and cables to harness the speed of USB3? Will my USB(2?) stick work at USB3 speed?
Valamas's user avatar
  • 1,555
11 votes
1 answer
69k views

Why are some of my USB 3.0 connectors green and not the usual blue color?

I just got a new computer from a local shop in town. On the back it has two black USB 2.0 connectors. Two blue USB 3.0 connectors, and two green USB 3.0 connectors? Does anyone know why two of them ...
JimDel's user avatar
  • 1,974
11 votes
5 answers
13k views

Would USB 3 make a difference for a USB 2 5400 RPM drive?

I've got a USB 2 5400 RPM external HD. I'm thinking of getting a new computer with USB 3 ports. If I'm currently getting read/write speeds from the external HD on USB 2 of roughly 30 mb/s (both read ...
Gary's user avatar
  • 1,290
10 votes
7 answers
61k views

"Disk Not Ejected Properly" Alert after computer goes to sleep USB3 only

Ok so this is a relatively new one for me, I recently upgraded my computer, both to Yosemite and installing a USB3 Card from Sonnet. I have downloaded the drivers for the Sonnet card, and everything ...
Chris James Champeau's user avatar
9 votes
5 answers
91k views

Force a single USB 3.0 port to work as USB 2.0

I have several Dell XPS 13 machines that exhibit intermittent failures of the left USB 3.0 port, as described in this thread. I have lost data to silent corruption/disconnections on several external ...
Xan's user avatar
  • 260
9 votes
4 answers
130k views

USB 2.0 and USB 3.0, how can you tell the difference?

I know the speeds would obviously be a key factor, but is there any spot on way to tell if a device is USB 2.0 or 3.0 such as a USB flash drive?
user88311's user avatar
  • 1,674
9 votes
3 answers
3k views

USB 3 hub can also host USB 2 devices

I understand that when I use a USB 2.0 devices on USB 3.0 ports, that I'm really just using a USB 2.0 bus along side the USB 3.0 bus. What I really need is a true USB 3.0 device that can act as a USB ...
Brad's user avatar
  • 6,332
9 votes
4 answers
67k views

How to add USB 3.0 port to your laptop

What are the options to add one or more USB 3.0 port to a laptop? The only way I seen so far are USB 3 expresscard adapters but all of these adapters stick out quite a lot from the laptop and have ...
kefeizhou's user avatar
  • 227
9 votes
2 answers
49k views

Converting Firewire to USB 3 - is it theoretically possible?

I am in the process of buying a new laptop for video capture / editing, and it's proving difficult to find one at a decent price / spec that includes Expresscard for Firewire connectivity (which I ...
chrisbloomfield's user avatar
8 votes
5 answers
70k views

How to tell if my MacBook Air supports USB 3.0

How do I tell if my MacBook Air supports USB 3.0. I found About This Mac → More Info... → System Report... → Hardware → USB But nothing there clearly states version 2.0 or 3.0. How can I know for ...
Amit Kumar Gupta's user avatar
8 votes
5 answers
21k views

Extend USB 3.0 cable

I have a couple of new USB 3.0 devices which connect to my USB 3.0 ports via the new "Blue" USB 3.0 cables that end in what looks like a USB 2.0 Type A connector. Indeed, the USB 3.0 devices will ...
PaoloFCantoni's user avatar
8 votes
3 answers
7k views

USB-Ethernet adapter performance

If I use a USB to Ethernet converter, plugged in to a USB port, will I get the same network speeds as using a regular Ethernet port? USB3 is 5000mbps, so as long as I run the converter off a USB3 ...
DNA 5658891983's user avatar
8 votes
1 answer
11k views

USB3 to SATA adapter performance?

Does anyone know how well one of these adapters performs? I want to connect a SATA SSD through a USB3 port but I'm afraid that an adapter will reduce the performance significantly... Also is there a ...
Jack's user avatar
  • 369
8 votes
3 answers
12k views

How do I identify what is my 'Intel Chipset' , on a Windows 7 Home Premium 64bit system?

How do I identify what is my 'Intel Chipset' , on a Windows 7 Home Premium 64bit system? This is actually a follow-up question to USB 3.0 ports function as USB 2.0 ports on Windows 7 -- trying to ...
MercWithMouth's user avatar
8 votes
4 answers
10k views

Understanding power and data bandwidth when using USB 2.0 devices on a USB 3.0 controller

My question is about USB 2.0 devices on a USB 3.0 controller. I have four webcams coming into one USB 3.0 controller. We’ve had issues in the past with power, so we got an externally powered USB 2.0 ...
Tim Plummer's user avatar
8 votes
1 answer
4k views

How to measure actual USB3 port speed?

Not all USB3 ports are created equal. I have a friend who develops embedded hardware that interfaces with USB chipsets. He told me that most USB chipsets that are slightly faster than USB2 (480 Mbit/...
Gili's user avatar
  • 1,841
7 votes
3 answers
4k views

Will cases with front USB port support USB 3.0?

If a computer case has a USB port in the front, will it support USB 3.0 if my motherboard supports it? Or does the case vendor need to specifically mention USB 3 support? (BTW, I haven't seen such ...
Borek Bernard's user avatar
7 votes
2 answers
4k views

Many USB 3.0 devices on a single Ubuntu via a powered HUB

I tried connecting multiple usb 3.0 enabled devices to my ubuntu 12.04 machine. But found out that at a time not more than 9 devices could be seen connected. I tried monitoring the kernel logs at /var/...
Anshuman Chatterjee's user avatar
6 votes
5 answers
20k views

Why aren’t there any USB 3.0 to Gigabit Ethernet adapters out there?

I’m looking for an adapter that will let me use a USB 3.0 port as a Gigabit Ethernet port. This is proving surprisingly hard to find! Is there some reason why this product is either unavailable or ...
intuited's user avatar
  • 3,391
6 votes
1 answer
3k views

What is the 40 pin internal USB header used for?

The USB 3.2 Gen 2 header (20 pins) is sometimes refereed to as a Type C header or Type E header, but I can not find any evidence of that being apart of the standard. There is also a 40 pin variant: ...
Brandon's user avatar
  • 269
6 votes
2 answers
7k views

Why UASP isn't being used

According to How can I check whether USB3.0 UASP mode is enabled in Linux?, UASP is not in use on my new HDD enclosure that says it supports UASP. Also, my motherboard's (ASUS M5A99FX PRO R2.0) ...
BenjiWiebe's user avatar
  • 9,043
6 votes
3 answers
14k views

External SSD drive vs Flash drive (USB 3.0)

I was wondering about the reasoning behind introducing external SSD USB3.0 drives on the market. To me a USB3.0 128GB SSD drive is the larger sibling of a USB Flash key with same interface and size. ...
ziu's user avatar
  • 250
6 votes
2 answers
11k views

Seagate 3TB ST3000DM001 hard drive not recognized by Linux, causes fdisk to hang

I'm running Kubuntu 12.04. I have a brand new, never used Seagate 3TB ST3000DM001 hard drive. It's an internal drive. I installed it in a USB enclosure. When I connect it to my PC, nothing happens ...
MountainX's user avatar
  • 2,144
6 votes
1 answer
5k views

USB 3.0 devices not using SuperSpeed

I've had this issue for a while but haven't yet figured out a way to fix it. Every USB device I connect to my PC never exceeds High-Speed connection speed, even when the device is SuperSpeed or ...
Dino Prašo's user avatar
6 votes
3 answers
15k views

Virtual Machine with support for hardware access: USB 3 (and PCI)

I am in the process of selecting a VM-software. I have a requirement of accessing a custom USB3 device in a VM (Windows 8 64bit guest, host is Windows 7 64 bit). From what I read, VMware would be the ...
Andreas Reiff's user avatar
6 votes
4 answers
46k views

Will an SSD external drive be faster than an HDD external drive on USB 3.0?

I have a Retina MacBook Pro Mid-2014 with a 256GB drive, which is small for my needs so I need to use an external Hard Drive. I'm using a WD 4TB My Passport where I store a lot of pictures and videos, ...
loco.loop's user avatar
  • 223
6 votes
2 answers
23k views

Is there any advantage to USB 3.0 on an external DVD writer?

Given that many external DVD writers max out at 8x for read and write, and that even a 16x would require a throughput of at most 22 MB/s (which is below the low end of observed throughput for USB 2.0, ...
outis's user avatar
  • 479
6 votes
2 answers
14k views

How to tell if USB 3.0 UASP mode is enabled?

In Windows 7 (64-bit Pro) is there a way to tell if a connected USB 3.0 drive is running with UASP enabled?
Rodney's user avatar
  • 61

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