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From: "|--Spike=-" <|--Spike=-@Home.Co.UK>
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Subject: Re: SATA Multiplier Card Data
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On Thu, 23 Nov 2017 10:55:55 GMT, nowhan <nowhan@nowhere.com> wrote:
>Hello:
>The SATA port is purely descriptive of the type of interface, the following I II & III describe not only the generation of the drive/port, they also indicate the speed at which transfers are made, with I being the first generation and slowest transfer type.
>SATA drives and motherboard interfaces are all backward compatable, meaning the latest generation can still handle the earliest generation drives and ports, SATA I and SATA II all work with SATA III drives/ports. But the earlier drives/ports had slower transfer rates which will limit the maximum speed. Drives or ports cannot exceed the lowest speed limitations of their combination.
>Otherwise the SATA interface is backwards compatible with earlier SATA generations so they can be mixed and don't need to be matched.
>Just remember that transfer speed will always be limited to the slowest drive/interface combination.
>The generations I II & III are indicators of transfer speed, I=1.5Gb/s, II=3Gb/s, III=6Gb/s
>Neither Drives nor Motherboards are forward compatable regarding speed, but will still recognize the drive and function, just at the slowest drive/port speed.
>For instance, you can't by a SATA II Mobo and a SATA III drive and expect SATA III speeds.
>But alwhtough we can get very close at times, in the real worls no one actually gets the rated transfer speeds because of other limiting factors.
>Hope this helps
>
==================================================
Thanks again, I will save this thread for reference :)
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