[NTLUG:Discuss] High end PCIe storage/RAID adapters

Bryan J. Smith b.j.smith at ieee.org
Tue Aug 2 16:50:16 CDT 2005


Justin M. Forbes wrote:
> Err PCI-X is your best bet that it... PCIe on the brain
> at the moment...

Actually, to make an assumption, I believe you were thinking
straight.

PCIe is commodity for mainboards.
PCI-X is commodity for storage controllers.

PCI-X is not commodity for mainboards.
PCIe is not commodity for storage controller.

Hence the problem -- the commodity mainboard and the
commodity storage controller don't line-up.

Chris Cox <cjcox at acm.org> wrote:
> Aren't you glad they called the new bus PCI Express??
> (nightmare)
> To be be filed in the "What were they thinking?" file.

It was [largely] Intel ... again.  [ Sorry to bash'em ]

> I guess it could have been worse... like USB 1.1
> Ultra-Mega-High-Speed (which is probably more than
> USB 2.0, but less than USB 2.0 High Speed) :)

That was also [largely] Intel too.
And the fun doesn't stop there!

Now SATA-II, which was supposed to be 300Gbps (300MBps
effective 8/10 encoding) no longer has to capable of that
speed, nor do the drives have to use twisted pair cabling
AFAIK.

Sigh ... marketing to the rescue (of vendors, not consumers).


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