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Windows Vista: does vista's sp1 fix the 3 gig limit for the 32-bit versions

by ginkosu - 5/15/08 6:40 PM
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Post 1 of 20

does vista's sp1 fix the 3 gig limit for the 32-bit versions

by ginkosu - 5/15/08 6:40 PM

pls i need to know, I'm buying a comp with home premium 32 and 4 gigs of ram, does sp1 fix it so it sees the 4 gigs?

Post 2 of 20

Yep, Maybe...

by Grif Thomas Moderator - 5/15/08 7:35 PM In reply to: does vista's sp1 fix the 3 gig limit for the 32-bit versions by ginkosu

Here's a quote from 'General Improvements and Enhancements" section in the link below:

"With SP1, Windows Vista will report the amount of system memory installed rather than report the amount of system memory available to the OS. Therefore 32-bit systems equipped with 4GB of RAM will report all 4GB in many places throughout the OS, such as the System Control Panel. However, this behavior is dependent on having a compatible BIOS, so not all users may notice this change."

Notable Changes in Windows Vista Service Pack 1

Hope this helps.

Grif

Post 3 of 20

No...

by John.Wilkinson Moderator - 5/15/08 8:17 PM In reply to: does vista's sp1 fix the 3 gig limit for the 32-bit versions by ginkosu

Grif's quote summarizes it nicely, but to clarify, SP1 doesn't fix anything at all. SP1 enables Vista's 32-bit editions to report the full 4GB, but the 4GB will not be accessible 99.99% of the time. The amount of RAM reported without SP1 is all that is addressable/usable, and SP1's installation won't change that.

John

Post 4 of 20

SP1 is to fix the amount of memory to show more

by Basket628 - 5/16/08 1:44 AM In reply to: No... by John.Wilkinson Moderator

SP1 is to fix the amount of memory to show more

Post 5 of 20

My thought.

by R. Proffitt Moderator - 5/16/08 6:57 AM In reply to: No... by John.Wilkinson Moderator

MS was being pinged to do something even if cosmetic since the PC makers were getting deluged with support calls about where the ram you paid for was.

And John is right it didn't and I'll add can't cause the memory to be used in any usable way. To explain why requires a small class on architecture, history lessons and a little more about memory maps.

But it should reduce support calls on this.

-> Did the OP look at the 3GB switch for Vista?
Hint at http://usa.autodesk.com/adsk/servlet/ps/item?siteID=123112&id=9583842&linkID=9242018

Bob

Post 6 of 20

Makes sense

by Willy - 5/16/08 2:00 PM In reply to: My thought. by R. Proffitt Moderator

It doesn't seem like a fix at all. Notification but possibility no full use of the ram installed. It a jerry-rig fix(report?) at that, IMHO. Oh well... -----Willy

Post 7 of 20

Information

by Dango517 - 5/16/08 8:23 PM In reply to: does vista's sp1 fix the 3 gig limit for the 32-bit versions by ginkosu

Basic:
http://www.microsoft.com/athome/moredone/addmemory.mspx

Intermediate:
http://msdn.microsoft.com/en-us/library/aa366778.aspx

Advanced:
http://support.microsoft.com/kb/555223

About this last one; if you really want to know how much RAM your system is using see the items list at the bottom of this link and learn to use them. Do I know how to use them? No, but that's a way it can be done. :)

Post 8 of 20

Let's Hear It For PC Makers

by wexmary - 5/17/08 4:21 AM In reply to: Information by Dango517

For pushing 4 GB RAM on PCs running Vista without specifying that you MUST run 64-bit Vista to use the RAM.

Makes you wonder if next OS for Microsoft will truly be 64-bit.

Post 9 of 20

Windows 7 will be both 32-bit and 64-bit...

by John.Wilkinson Moderator - 5/17/08 9:05 AM In reply to: Let's Hear It For PC Makers by wexmary

The next version of Windows will be available in both 32-bit and 64-bit editions, though there is no word on Windows 8. Unfortunately it's not a Windows problem that causes the 3GB-4GB limitation...it's a 32-bit limitation, and thus affects other operating systems as well. It's a shame manufacturers don't make the limitation clear before purchase, though.

John

Post 10 of 20

RAM slots are standardized

by Dango517 - 5/17/08 4:23 PM In reply to: Let's Hear It For PC Makers by wexmary

this is so there isn't a different one on each motherboard you buy. In the world of computing the big players are business and government. PC users get the hand-me-downs. Those slots were made to provide for the needs of business. This will not be fixed, this is just the way it is. Two areas drive the development and improvement of computing...business and gaming. This being the case, then there needs should come first because in the end we will all gain.

If you would like to get exactly what you pay for, you could buy a motherboard with four slots instead of two then you could configure it to 3.5 GB of RAM but this would cost you more then you would save.

Sometimes things are not as they appear. The wider and deeper ones pool of understanding and knowledge the more one can see.

I think I just had a Zen moment. Ommmm. :D

Post 11 of 20

next MS OS

by bruceslog - 5/18/08 1:32 PM In reply to: Let's Hear It For PC Makers by wexmary

Bill Gates stated last week that the next Microsoft OS
( Windows 7 ) will be less memory and CPU intensive;
http://en.wikipedia.org/wiki/Windows_7 Read down to Bill Gates 2nd Quote, which is the third quote on the page.
Also here;
http://arstechnica.com/journals/microsoft.ars/2008/05/12/gates-windows-7-will-take-less-memory-be-more-efficient

Hope the links work.

Post 12 of 20

32-bit OS addressing is limited to 4G...

by jgsilva - 5/17/08 11:38 AM In reply to: does vista's sp1 fix the 3 gig limit for the 32-bit versions by ginkosu

But that is after the hardware addressing.

I have a 4G machine running XP MCE. XP only uses 3G because the first gig addressed is used up by 2 512k video boards.

A dual boot machine with Vista 64-bit on the other side which addresses 5G.

Someone else made note the PC vendors sell 4G machines with a 32-bit OS. My vendor was Gateway.

Both duo and quad core processors can run a 64-bit OS.

Post 13 of 20

Can to fill us in on what PAE is then?

by R. Proffitt Moderator - 5/17/08 12:00 PM In reply to: 32-bit OS addressing is limited to 4G... by jgsilva

Of course it's like good old EMS from Intel 8088 days. I wonder who will remember that?

Post 14 of 20

PEA, Physical Address Extension

by Dango517 - 5/17/08 4:28 PM In reply to: Can to fill us in on what PAE is then? by R. Proffitt Moderator

http://support.microsoft.com/kb/291988/en-us

Post 15 of 20

"it may not work on all chip sets."

by R. Proffitt Moderator - 5/17/08 4:34 PM In reply to: PEA, Physical Address Extension by Dango517

Sadly I've read (and heard) people claim this as a fix. OUCH!

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