[PLUG] Parts shopping for new desktop

Denis Heidtmann denis.heidtmann at gmail.com
Wed Feb 7 05:26:16 UTC 2018


My previous desktop did not have front USB, so I had a short extension
cable bringing USB to the front.  Now that was 2.0, so I do not know if
something running at 10Gbps could tolerate such a solution, but I bet not.
I believe the reason for SATA Express is that it can accommodate higher
bandwidth.  And that bandwidth may be the reason Gen 2 it is relegated to
the back.

Just turn your machine around.  No need for those lights and buttons and
drives.

-Denis

On Tue, Feb 6, 2018 at 9:17 PM, John Jason Jordan <johnxj at gmx.com> wrote:

> On Tue, 6 Feb 2018 20:40:15 -0800
> Denis Heidtmann <denis.heidtmann at gmail.com> dijo:
>
> >I did a brief search and found a prediction that the SATA Express "may
> >never catch on."
>
> That may be a true prediction, but at the moment a SATA Express port
> plus the device to mount in the front panel is the only way I can find
> to get USB 3.1 Gen. 2 in the front of a desktop computer. I can find
> plenty of motherboards that offer ports accessible in the back of the
> computer, but I don't want to have to crawl around on the floor behind
> the computer to plug in a portable drive.
>
> For the benefit of those who may be wondering what I'm yammering about,
> let me clarify the current situation re USB. USB 1.1 is now so old that
> it is safely forgotten, having been replaced by USB 2.0 (480Mbps). USB
> 2.0 was then replaced by USB 3.0 (5Gbps). USB 3.0 was recently
> superseded by USB 3.1 (10Gbps). However, for reasons I cannot grasp, it
> has been decided to rename USB 3.0 as 'USB 3.1 Generation 1' and the
> new 10Gbps version as USB 3.1 Generation 2.' The result is a mass of
> confusion on vendors' web sites as most older copy has not been
> updated.
>
> My computing makes moderately heavy use of disc I/O. At this time I
> have no portable devices with USB 3.1 Gen 2, but the computer I'm
> replacing is 7-8 years old, so I am building a new one that I hope will
> serve my needs for just as long. It won't be very long before Gen 2
> becomes the norm, so it makes sense to be ready for it.
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