[SunRescue] UltraSparc IIi vs II

James Lockwood james at foonly.com
Thu Mar 16 21:38:04 CST 2000


On Thu, 16 Mar 2000, Bill Bradford wrote:

> On Thu, Mar 16, 2000 at 07:27:08PM -0800, Ed.Mitchell at centigram.com wrote:
> > Can someone briefly explain(or just gimme a link to an explanation) of the
> > core differences between the IIi and II chips?
> 
> AFAIK, the IIi has onboard support for things like a PCI bus and an IDE
> controller; it was made for "embedded" solutions or low-end machines like
> the Ultra5 and Ultra10.

No internal IDE support, but it does contain some core logic to support a
32-bit 66MHz PCI bus.  This is usually broken out into 2 32-bit 33MHz PCI
busses on the motherboard.

-James







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