Top critical review
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2.0 out of 5 starsOk with some reservations.....UPDATE 12/24/16
ByLittle Ton December 10, 2016
I was a bit disappointed in this, but I think it will work ok as far as speed goes. I picked up two of these for a dual purpose: 1) allow both of my aging laptops to have USB 3 speeds and 2) do a USB 3 speed hard drive to hard drive transfer utilizing the two ports.
The first purpose was fulfilled as I installed the card without problems in my Inspiron 1545 and Dell m1710 laptops. Testing data speeds seems to hover around 70-80 MB/s when using standard hard drives (I don't yet have SSDs as portable hard drives). I was hoping the speed would be a bit higher-- on my desktops, also recently updated with USB 3 cards, speeds average around 90-100 MB/s. My only guess is that these cards don't provide any power options whereas on my desktops, I had to plug in power from the PC power supply to each one. I will note that on Ubuntu, however, no drivers needed to be installed and speed tests shows around 90 MB/s, so it may be a Windows 7 issue as well. Anyway, I can live with the slightly slower speed on my laptops compared to desktop.
What I'm having a harder time with is utilizing both ports on this card to do USB 3 portable hard drive to hard drive transfers. That was my original intention for getting the cards in order to allow my laptops to do drive to drive back ups and file transfers, and to free up my desktops for normal uses. However, when I tried to use both ports to do the transfer with 2.5" portable USB 3 HD's, there wasn't enough power and one drive kept stalling and restarting. I was disappointed in this as I didn't think the tiny, portable drives would cause this issue. So it looks like I will not be able to use the card for the main purpose of portable drive to drive transfers. For the price, I guess I will keep them both as they will serve well when doing True Image backups to portable drives (at least I hope they will as I haven't yet tested this.... I always do TI back ups with the TI CD outside of Windows.... will report back if the card is failed to be recognized by TI).
Only one other issue I forgot to mention. On my Inspiron 1545, I have to be careful when pulling out the USB cable from the card, otherwise the card comes with it. I don't have this issue nearly as much on my Dell 1710. Just something to be aware of.
UPDATE 12/24/16: I'm reducing my original rating from 3 to 2 stars because one of the modules is now unresponsive (and confirmed that it's malfunctioned because I purchased two originally and when swapped out for the other, the other works). I've also had one external USB drive become corrupted because when pushing the USB plug into this thing too hard, it causes it to eject on this laptop (a Dell Inspiron 1545). I'll never buy another one of these, not this type or brand anyway.