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To: Chris Hipp who wrote (3287)10/29/1997 10:40:00 AM
From: Patrick Gainer  Read Replies (1) | Respond to of 14451
 
"Do you know if rumorware "H1" will be foregone for the
R12k and development be concentrated on "H2"?"

The rumour I've most recently heard (and let me stress
this is a rumour) is:

- the R12K is basically a clocked up R10k with a few
microarchitecture changes. If true, this puts SPECint95
figures around 12-15. DEC's 21264 is intended to ship
with SPECint95 figures around 40, in the same time frame.
So for SGI's sake, I hope this rumour isn't true.
- The H1 development has been stopped because its projected
performance was not adequate for the time in which it was
intended to be shipped
- H2 will ship no earlier than 1999.

Pat



To: Chris Hipp who wrote (3287)10/30/1997 12:59:00 PM
From: Alexis Cousein  Respond to of 14451
 
>1. Are there any published numbers for the R12k anywhere on the web >yet?

Companies that post numbers for processors that have yet to be taped out ares using FUD (I'm not sure the 21264 already taped out with the fp unit, nor at what speed). The 600 MHz UltraSPARC is another example.

And most benchmarks are *system* benchmarks, too, so you'd rather want them to be in systems that have an OS running on them, running code compiled with production compilers. i.e. machines you can buy. And no, you can't buy machines with R12K chips today.