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Just how fast is SATA2???

Searcher1

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Just how fast is SATA2???
« on: February 12, 2011, 07:41:00 pm »
I ask the question because according to W7 when I transfer between 2 HDDs I am only seeing between 17 & 20Mb/sec and this seems to very slow IMO ???

Transfering 5000 odd files totaling 6.60GB seems to have taken over 5mins ~ not what I expected :(

Dark Mantis

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Re: Just how fast is SATA2???
« Reply #1 on: February 12, 2011, 07:45:59 pm »
That is probably the exact reason for the transfer being reasonably slow. You have said the they were all small files and it takes longer to transfer a lot of small files than one or two big ones where they are being read sequentially.

If you run CrystalDisk mark you will find an enormous difference between sequential read/writes  and small file read/writes.
Gigabyte X58A-UD7
i7 920
Dominators 1600 x6 12GB
6970 2GB
HX850
256GB SSD, Sam 1TB, WDB320GB
Blu-Ray
HAF 932

Gigabyte Z68X-UD5-B3
i7 3770K
Vengeance 1600 16GB
6950 2GB
HCP1200W
Revo Drive x2, 1.5TB WDB RAID0
16x DLRW
StrikeX S7
Full water cooling
3 x 27" Iiy

Searcher1

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Re: Just how fast is SATA2???
« Reply #2 on: February 12, 2011, 08:06:39 pm »
That is probably the exact reason for the transfer being reasonably slow. You have said the they were all small files and it takes longer to transfer a lot of small files than one or two big ones where they are being read sequentially.

If you run CrystalDisk mark you will find an enormous difference between sequential read/writes  and small file read/writes.

Ah!  but I fairly sure my old W2k running a slower CPU and less RAM using PATA was quicker???

Unrelated just to pick your brains??? I used to use Cute FTP 6 Pro and have yet to check W7 compatibility ~ logic (?) says to install it under XP SP3 compatibility mode but is there an FTP prog that you know off that will run W7 65 bit???

Dark Mantis

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Re: Just how fast is SATA2???
« Reply #3 on: February 12, 2011, 08:26:45 pm »
Cute FTP runs under 64bit windows anyway. Personally I don't use it but my son put it on my computer the other day to do some website work and it was fine. I have removed it now so I am not sure which version it was but presumably the latest to download.

Try testing your drives with CrystalDisk Mark and see what speeds you get.

http://crystalmark.info/download/CrystalDiskMark-e.html
Gigabyte X58A-UD7
i7 920
Dominators 1600 x6 12GB
6970 2GB
HX850
256GB SSD, Sam 1TB, WDB320GB
Blu-Ray
HAF 932

Gigabyte Z68X-UD5-B3
i7 3770K
Vengeance 1600 16GB
6950 2GB
HCP1200W
Revo Drive x2, 1.5TB WDB RAID0
16x DLRW
StrikeX S7
Full water cooling
3 x 27" Iiy