Re: Dumb question: Which is "better" SCSI or IDE disks?

[Andy Poling]

On Sat, 5 Dec 1998, Leonard Zhang System Administrator ISD RVIB wrote:
> 1. Some hard disk manufactures are using same disk drive (physically) to
> make SCSI and ATA.  They only change the PCB board.
> 
> 2. SCSI-1 and SCSI-2 have 8 bit data bus, while ATA have 16 bit data bus.
> 
> 3. ATA got disk cache built in as well.
> 
> 4. Some low end of SCSI host card is only 8 Bit card.

Wide SCSI has a 16-bit bus (though commands are still 8 bits).  SCSI has
command queueing.  SCSI has disconnects.

Now that's a fairer comparison...

-Andy

Global Auctions
http://www.globalauctions.com


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