Felix Miata wrote:
> Ed Durrant wrote:
>  
>>    What are the comparitive speeds of a 7200RPM drive (say 100GB
>> capacity) using these three interfaces - I realise USB 2.0 will be the
>> slowest, but is SATA slower than PATA (ATA 100 EIDE) ??
> 
> USB is slowest by far. Between two models of the same drive, whether
> PATA or SATA will be the faster usually depends on the drive
> controller's efficiency, as most are incapable of reaching the
> controller's maximum speed, instead being limited by the drive's
> performance. SATA has the higher theoretical speed, at this point
> generally reached only when running more than one drive at a time. When
> drives get faster, then SATA will clearly be faster, expecially for
> SATA2.
> 
>>    Transfer speed is the question here. The USB 2.0 and perhaps the SATA
>> interface to an external drive, will be most convienient however if PATA
>> is still the fastest, I'll run the system with the lid off if I need to.
> 
> It will be a lot easier to snake a SATA cable pair through a hole in the
> case for external use of internal ports than for PATA cables.

Thanks Felix, I think it'll be a SATA solution then. I'll try to get a 
Sata adapter with an external port, which makes things simpler still !

Cheers/2

Ed.


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