[G4] Re: System profiler and PC-133 RAM

Nicolas Kinnan nasw at pcmagic.net
Sat Aug 19 18:41:04 PDT 2006


Hey, Nate,

I'm no expert on anything, but I've long had a similar problem with my 
533DP, running 10.3.9...  I have two 512MB PC133 DIMMs that I bought 
specifically because they were CL2, but System Profiler has never, ever 
recognised them for what they are.  It has consistently reported one as 
CL3 and the other as PC100!  I have no idea why this is, as I am either 
very certain they are premium RAM, or at least I have convinced myself 
they are.  They both say PC133, at least...

At any rate, I have heard that this is a rather common issue with Sys 
Pro, so I generally don't worry about it.

I am interested in finding out how your upgrade situation resolves, 
though, as I am leaning strongly towards one of the 1.8DP upgrades from 
Sonnet or Giga (weird:  they now look the same), as I can't afford a 
completely new machine and even if I could, kind of want to save my 
resources for whatever is available when or if CS3 ships...  Unless 
used G5's drop in price by about a thousand dollars between now and 
then, of course.

NAK



On 18 Aug 2006, at 13:53, g4-request at listserver.themacintoshguy.com 
wrote:

> Hi everyone,
>
> I have a fussy computer (Quicksilver 2002 800 MHz originally, upgraded 
> processor to Sonnet 1.8GHz dual).  I get a lot of freezes, usually 
> while on the Internet or in the e-mail app on the Internet.  I ran 
> disk repair from another startup disk (fixed a lot of stuff) and 
> disabled Classic, but still get the ocasional freeze--it fact i was 
> kicked out twice while writing this.
>
> I thought the problem might be because the System profiler reads the 
> RAM at PC100.  It's OWC RAM, probably about 2 years old.  I didn't 
> look at the chip, just figured maybe I bought cheap RAM to years ago 
> and settled for PC100.   I called OWC Tech support and asked if that 
> might cause a problem and they said it might, so I ordered 3 more PC 
> 133 512MB chips, thinking I might sell the PC-100 to old iMac owners.
>
> The chips came, I installed them and checked the profiler.  It still 
> read that the chips were PC-100!  I looked at the labels on the chips 
> I removed, and they, too, were PC 133.
>
> What's up with that? Any ideas?  OWC tech support is next on my list 
> of calls.  I don't need 5 chips for three slots.
>
> Nate



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