On 22 May 2015 at 18:27, Andrew Z <[email protected]> wrote: > Konstantin, > This is exactly what i was looking for - how to identify if I have usb3 wo > taking the box apart. >
Do you have ports that are blue? Are there ports which are labeled SS. If you have neither (like this Thinkpad t540p) all you can do is plug in a USB 3.0 device and see if you get USB-3.0 speeds. > On May 22, 2015 8:21 PM, "Konstantin Olchanski" <[email protected]> wrote: >> >> On Fri, May 22, 2015 at 11:37:24AM -0400, Andrew Z wrote: >> > Gents, >> > does this system have USB 3 ? >> > [code] >> > [root@server ~]# lsusb >> > Bus 009 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub >> >> You have a USB3 root hub, but whether you have working USB3 ports, >> it depends. Simplest is to look at mobo specs, the mobo >> info can usually be extracted from the output of "dmidecode". >> >> Then you need to check possible errata - back in early USB2 days, >> mobos with some AMD chipsets had USB2 hardware that did not work. >> >> Now in early USB3 days I have some mobos that need special linux >> kernel command line switches to make USB2 work (or to make USB3 work, >> I forget which). >> >> -- >> Konstantin Olchanski >> Data Acquisition Systems: The Bytes Must Flow! >> Email: olchansk-at-triumf-dot-ca >> Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada -- Stephen J Smoogen.
