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 Post subject: How fast can you clone a 4T hdd?
PostPosted: September 28th, 2023, 17:02 
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Joined: September 27th, 2023, 3:05
Posts: 4
Location: united states
I used a wavlink 2-drive usb dock to clone a 4T sata hdd (WD blue) to a 4T sata ssd (samsung EVO 870) and it took more than 6 hours to complete 75% -- then I went to bed and next morning it's done. So I estimate it took 2 hours to clone 1TB.

Are there faster cloning methods, either hardware or software solution?
What's the fastest time you have seen or know of?


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 Post subject: Re: How fast can you clone a 4T hdd?
PostPosted: September 28th, 2023, 17:04 
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Joined: September 8th, 2009, 18:21
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Location: Australia
SATA-to-SATA is fastest.

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 Post subject: Re: How fast can you clone a 4T hdd?
PostPosted: September 28th, 2023, 19:09 
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Joined: September 27th, 2023, 3:05
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Location: united states
I did another clone from WD blue 4T to another WD blue 4T using the same wavlink and it is much faster -- finished in about 4 hours. So I guess ssd is not faster than hdd?!

The question still stands, is there a faster way to clone drives?


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 Post subject: Re: How fast can you clone a 4T hdd?
PostPosted: September 28th, 2023, 19:39 
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Joined: September 8th, 2009, 18:21
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My answer still stands, SATA-to-SATA is fastest.

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 Post subject: Re: How fast can you clone a 4T hdd?
PostPosted: October 24th, 2023, 8:59 
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Joined: May 29th, 2023, 13:54
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Quote:
So I guess ssd is not faster than hdd?!

No, if it's not the cheapest sh*t. Cheap consumer SSDs have a small write cache, and the chips 'behind' are too slow to write out the cache/buffer in time.

1. It makes a difference if you copy every sector or only the filled ones.
2. You can't write faster on the target than the source disk reads and delivers. Anything near 200MB/s sequential read is max. for spinning disks.


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