[comp.arch] Vax Hax

chris@mimsy.UUCP (Chris Torek) (10/22/88)

In article <10249@cup.portal.com> bcase@cup.portal.com (Brian Case) writes:
>(... I still remember when someone at UofI increased the performance of
>our Vax 780s by 20%:  he enabled the margin testing mode of the processor.
>Unfortunately, all the clocks ran 20% faster too!  "Jeeze, its midnight
>already?").

Actually, it is more like 10%: `>>>SET CLOCK FAST'.  On the 8600, you
can `SET CLOCK FREQ 64' (MHz).  (The normal 8600 clock frequency is 40 MHz.
Your machine may become unreliable at higher rates.  Ours breaks around
58 MHz....)

Chris
-- 
In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 7163)
Domain:	chris@mimsy.umd.edu	Path:	uunet!mimsy!chris