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USB 3.0 - it won't hurt us!

Good afternoon, dear readers!

Today I want to share with you the results of a quick test of the docking station and try to compare the speed of data exchange in USB3.0 and USB2.0 mode.

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It took about four, or even five months after the announcement of the USB3.0 interface, which came to replace USB2.0. To date, there are no sets of logic natively supporting the new standard on the market. Therefore, motherboard manufacturers add a separate NEC chip controller connected via the PCI-E 2.0 bus.

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We can try all the delights of innovation right now, because quite recently all kinds of USB3.0 devices began to appear on our market: external HDDs, docking stations, boxes for HDDs and the controllers themselves, unless of course there is none on your motherboard.

We meet, Docking station STLab S-280 USB3.0 2.5 "/3.5" SATA HDD Dock

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With 2.5 "hard drive


3.5 "hard drive
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Test bench:

- Intel Core i7 860
- GIGABYTE P55 A * - UD6
- 2 * 2048Mb Corsair DominatorGT 2000C7
- WD Raptor 74Gb 740ADFD
- be quite 1000W Dark Power Pro
- Win 7 Professional

* - the presence on board of USB3.0 and SATA III.

USB3.0 connectors - blue

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The testing method is extremely simple: a hard disk is inserted into the docking station, a 7 GB file is copied and the time spent on the stopwatch is traced. I am performing this operation with two hard drives: 2.5 "Samsung 5400rpm HM160HI and WD VelociRaptor 150Gb 10000rpm.

To test the speed in USB2.0 mode, the cable designed for USB3.0, we insert into the USB2.0 connector, as they have forward and backward compatibility.

Results:

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<<< Less is better

A simple linear read test based on the EVEREST v5.30 program

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If VelociRaptor is connected via SATA interface, then the result of linear reading will be the same, respectively, we rest on the speed of reading information from the surface of the carrier, and not on the USB3.0 interface.

Also, for the sake of sporting interest, everything mentioned on the AMD platform with the GIGABYTE 790FXT A -UD5 motherboard and the Phenom II 965 BE processor was tested. Rezeltat, naturally, turned out to be similar.

Matplaty:

GIGABYTE P55 A - UD6

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GIGABYTE 790FXT A -UD5

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Conclusion

The prevalence of USB3.0 devices is growing rapidly, and the increase in data transfer speeds when switching to USB3.0 is noticeable very clearly now. The increase is noticeable not only on the usual 3.5 "hard drives, even in the case of the use of notebook 2.5" 5400rpm disks, the user receives a noticeable speed increase. If earlier for high-speed data transfer it was necessary to use e-SATA, now it is not at all necessary. The new data exchange standard undoubtedly has the right to life, and after a short period of time, it will surely become habitual and commonplace for us. And the output of faster devices will further consolidate the rapidly growing upward positions of USB3.0.

Source: https://habr.com/ru/post/86326/


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