RE: 3.3V PCI

[KC Chang <kc.chang@tundra.com>]

George,
It's based on conventional wisdom.  Do you have some other insight?
kc

-----Original Message-----
From: Peterson, George W [mailto:george.w.peterson@intel.com]
Sent: January 12, 2001 3:56 PM
To: 'KC Chang'; 'Paul Capes'; pci-sig@znyx.com
Subject: RE: 3.3V PCI


KC,

Concerning your comment about the 2-slot limitation what are you
basing your statement on, simulations or conventional wisdom? 

--George


> -----Original Message-----
> From: KC Chang [mailto:kc.chang@tundra.com]
> Sent: Friday, January 12, 2001 11:43 AM
> To: 'Paul Capes'; pci-sig@znyx.com
> Subject: RE: 3.3V PCI
> 
> 
> As you know, two PCI slots is a limitation of 64/66 PCI.  Consider an
> evolutionary migration to PCI-X?
> kc
> 
> -----Original Message-----
> From: Paul Capes [mailto:pcapes@ics-ltd.com]
> Sent: January 12, 2001 2:27 PM
> To: pci-sig@znyx.com
> Subject: 3.3V PCI
> 
> 
> Hi all,
> 
> We are developing new 64 bit/66 MHz PCI boards on which most of the
> components rely on 3.3/2.5V supplies. Due to the speed and density of
> these products, I am very reluctant to derive these supplies 
> from the 5V
> rail. However, I cannot find any motherboards with more than two 3.3V
> PCI slots. Would anybody care to comment on the approach they 
> are taking
> with their current product development (requiring 3.3V supplied by the
> host).
> 
> --
> Paul Capes
> 
> Engineering
> Interactive Circuits and Systems Ltd.
> 5430 Canotek Road
> Gloucester, Ontario
> Canada K1J 9G2
> Tel (613) 749-9241
> Fax (613) 749-9461
> Email pcapes@ics-ltd.com
> 
>