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Bad RAM = unstable Inventor

10 REPLIES 10
Reply
Message 1 of 11
Anonymous
308 Views, 10 Replies

Bad RAM = unstable Inventor

I know this sounds like a no brainer but......

We purchased 3 new PC's about the same time IV6 came out and had varying
degrees of problems (crashes, lock ups, etc.) with Inventor. I Blamed it on
the software, graphics card, network, MoBo's, mouse, etc. etc. etc.

Finally, between PassMark's (www.passmark.com) BurnInTest and the freeware
program - memtest86 ( http://www.memtest86.com/ ) I determined that all 3
machines had bad RAM (2 x 512MB sticks of PC2100 DDR RAM). I guess that
where the bad areas were determined how poorly Inventor performed as the
machines all acted differently.

My supplier is now swapping the bad RAM (mfg. unknown) for RAM from Micron.
One machine that would typically crash 10 to 12 times a day has now gone 2
days without a problem. Another that repeatedly locked up while working
with .idw's seems to be OK (maybe SP2 helps also?).

Anyway, if your still having stability problems with Inventor check out your
RAM, and stay away from the cheap stuff!
Bill
10 REPLIES 10
Message 2 of 11
Anonymous
in reply to: Anonymous

I used crucial XMS DDR400 in my new rig and have had no trouble at all. I
went thru the same drama a year or so ago and after many many sleepless
nights finally found out the budget RAM was to blame for system instability.
I have always bought the best RAM I can get now.

Brian


"BP" wrote in message
news:DFFB9F265110EC4051F48503A59086E2@in.WebX.maYIadrTaRb...
> I know this sounds like a no brainer but......
>
> We purchased 3 new PC's about the same time IV6 came out and had varying
> degrees of problems (crashes, lock ups, etc.) with Inventor. I Blamed it
on
> the software, graphics card, network, MoBo's, mouse, etc. etc. etc.
>
> Finally, between PassMark's (www.passmark.com) BurnInTest and the freeware
> program - memtest86 ( http://www.memtest86.com/ ) I determined that all 3
> machines had bad RAM (2 x 512MB sticks of PC2100 DDR RAM). I guess that
> where the bad areas were determined how poorly Inventor performed as the
> machines all acted differently.
>
> My supplier is now swapping the bad RAM (mfg. unknown) for RAM from
Micron.
> One machine that would typically crash 10 to 12 times a day has now gone 2
> days without a problem. Another that repeatedly locked up while working
> with .idw's seems to be OK (maybe SP2 helps also?).
>
> Anyway, if your still having stability problems with Inventor check out
your
> RAM, and stay away from the cheap stuff!
> Bill
>
>
Message 3 of 11
Anonymous
in reply to: Anonymous

There are 3 computer components that, in my opinion, you shouldn't cheap out on. CPU (stick with Intel or AMD), motherbaord (everything goes through the motherboard), and RAM. For CAD and gaming machines add the video card to that list.

MechMan
Message 4 of 11
Anonymous
in reply to: Anonymous

Important topic. We have an AMD1800+ that would boot up and run other
programs well, but IV would crash or not load at all. A new 512mb memory
stick fixed everything, rarely crashes.

"BP" wrote in message
news:DFFB9F265110EC4051F48503A59086E2@in.WebX.maYIadrTaRb...
> I know this sounds like a no brainer but......
>
> We purchased 3 new PC's about the same time IV6 came out and had varying
> degrees of problems (crashes, lock ups, etc.) with Inventor. I Blamed it
on
> the software, graphics card, network, MoBo's, mouse, etc. etc. etc.
>
> Finally, between PassMark's (www.passmark.com) BurnInTest and the freeware
> program - memtest86 ( http://www.memtest86.com/ ) I determined that all 3
> machines had bad RAM (2 x 512MB sticks of PC2100 DDR RAM). I guess that
> where the bad areas were determined how poorly Inventor performed as the
> machines all acted differently.
>
> My supplier is now swapping the bad RAM (mfg. unknown) for RAM from
Micron.
> One machine that would typically crash 10 to 12 times a day has now gone 2
> days without a problem. Another that repeatedly locked up while working
> with .idw's seems to be OK (maybe SP2 helps also?).
>
> Anyway, if your still having stability problems with Inventor check out
your
> RAM, and stay away from the cheap stuff!
> Bill
>
>
Message 5 of 11
Anonymous
in reply to: Anonymous

I use either Corsair or Micron RAM. Never
attributed a problem to it so far (but anything can fail, of course). Wonder how
many of the stability problems that Inventor gets blamed for are budget RAM
issues? Maybe we should do a "Budget RAM" poll <G>

~Larry


style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
There
are 3 computer components that, in my opinion, you shouldn't cheap out on. CPU
(stick with Intel or AMD), motherbaord (everything goes through the
motherboard), and RAM. For CAD and gaming machines add the video card to that
list.

MechMan
Message 6 of 11
Anonymous
in reply to: Anonymous

I would definitely add a powersupply to that now days..... and good cooling ...so add a
case.... come to think of it there aint much you can skimp on now days... maybe the
keyboard

--
Kent
Member of the Autodesk Discussion Forum Moderator Program


"MechMan" wrote in message news:f13e5e6.1@WebX.maYIadrTaRb...
> There are 3 computer components that, in my opinion, you shouldn't cheap out on. CPU
(stick with Intel or AMD), motherbaord (everything goes through the motherboard), and RAM.
For CAD and gaming machines add the video card to that list.
>
> MechMan
Message 7 of 11
Anonymous
in reply to: Anonymous

Maybe Autodesk should package a RAM diagnostic
routine on the next CD release.

 


style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">

I use either Corsair or Micron RAM. Never
attributed a problem to it so far (but anything can fail, of course). Wonder
how many of the stability problems that Inventor gets blamed for are budget
RAM issues? Maybe we should do a "Budget RAM" poll <G>

~Larry
Message 8 of 11
Anonymous
in reply to: Anonymous

With today's optical mouse you can go pretty cheap on the mouse pad. B-)

MechMan
Message 9 of 11
Anonymous
in reply to: Anonymous

BP, How long did take to test the two 512MB sticks using Mentest86?
Thanks, Bob
Message 10 of 11
Anonymous
in reply to: Anonymous

Another stability checking program (almost the only one I use now!) is Prime95. Highly recommended.
It checks stability on all parts of the PC (maybe except graphics), really stressing it.

Combined with 3dmark, I think this free utility can root out any stability problem on any machine.

Just run the Prime95 torture test and 3dmark in a loop at the same time.
If the PC has not crashed, or Prime95 does not report any erors after 12 or 24 hours, everything should be fine.

Jorgen
Message 11 of 11
Anonymous
in reply to: Anonymous

Actually things were so bad that I never completed a test with the 2 sticks.
With one stick (512MB) I could cycle through the eight basic tests in about
15 minutes. This is with a 2.4 GHz machine. To run all 12 tests (8
standard and 4 extended) took almost an hour. I left the units run one
weekend for 32 hours and got through 38 extended test cycles.


"Bob Johnson" wrote in message
news:f13e5e6.7@WebX.maYIadrTaRb...
> BP, How long did take to test the two 512MB sticks using Mentest86?
> Thanks, Bob
>
>

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