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WD Passport USB 3.0 Slow transfer rate

Last response: in Storage
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Windows 7 Home premium 64 bit
core i7 2600k
g skill 8GB ddr3 1600mhz
Gigabyte z68x-ud3h-b3 rev 1.0
WD 1 TB 7200 rpm slave drive
Samsung 500gb 7200 rpm primary

WD Passport 1TB external running on USB 3.0, copying files from 500gb 7200rpm primary to external 1tb passport. 50.9 GBs, 222 items (fairly large items). Sustained transfer speed of 19.8-19.9 MBps.

Peaked at over 88 MBps when it first started transferring and quickly dropped to 19.8 MBps.

What's the deal?

Are you using the USB ports on the front of the case or the back.

I know it sounds like a bad question, but you are using the blue ones(right above the audio plugs) with the new usb 3 style cable right(drive should come with a super short cable.)? The drive will run on a USB3 port with USB2 cable, but without the USB3 speeds
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Well, looks like I can't follow up on this issue because something else is up.

I was having issues with this drive earlier on these USB 3.0 ports, my PC would completely lock up and freeze. I tried uninstalling-reinstalling all kinds of versions of the Etron usb 3.0 drivers, all to no avail. Finally I reformatted the hard drive and it worked fine for about 30 minutes. Transferred 50 gb onto it at ~20MBps (using USB 3.0). Now event viewer shows Event ID 11: The driver detected a controller error on the disk.

This issue is nonexistent on usb 2.0, only on these usb 3.0s. I have no method of checking other usb 3.0 ports as this is my only computer with them.

Any thoughts?

agpbiohazard said:
Well, looks like I can't follow up on this issue because something else is up.

I was having issues with this drive earlier on these USB 3.0 ports, my PC would completely lock up and freeze. I tried uninstalling-reinstalling all kinds of versions of the Etron usb 3.0 drivers, all to no avail. Finally I reformatted the hard drive and it worked fine for about 30 minutes. Transferred 50 gb onto it at ~20MBps (using USB 3.0). Now event viewer shows Event ID 11: The driver detected a controller error on the disk.

This issue is nonexistent on usb 2.0, only on these usb 3.0s. I have no method of checking other usb 3.0 ports as this is my only computer with them.

Any thoughts?


Can you please confirm if the HDD policy is set to:

1. Better Performance
2. Enable Write Caching on the device

Right mouse click on HDD > Properties > Hardware > Select the device in the list > Properties > General > Change Settings > Policies > Select Better performance and Select Enable write caching on the device

If not, please do so and you may be required to restart.

Hope this helps. ;) 

This is somewhat of a surprise as I have modified the policies on multiple drives spread across multiple systems.

Are you still able to access the drive? If you are I would recommend no longer making changes unless the data has been backed up.

I apologize for the inconvenience.

As for the changes, they should have been performed on the USB3.0 port/interface.

Best solution

Problem: Transfer rate of 20-30 MB/s between my WD Passport USB 3 and a monster desktop with SSD.
My solution: Contacted WD support and requested a replacement USB 3 cable.
Result: Speed increased to 60-70 MB/s. Tested with 4 GB TV series files. Initial speed was 110 then going down to 80 and finally lowest speed was 60 MB/s.
  • TenPc selected this answer as the solution
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