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Ram limit question with XP

Discussion

8 replies
Posted by Lee Badrick on March 18, 2006 at 2:45 PM
Can anyone answer a query about how much ram can be installed in a PC running XP pro.
I am about to upgrade the PC and have asked for 4 gig of ram to run files in PS in excess of 1 gig (with layers).
The supplier states that they will only provide 2 gig because of a compatability issue with the motherboard (Asus). They have suggested buying the pc and adding my own, extra ram afterwards if I want to go that way.
I also read something on here a while ago that there needs to be some work carried out on the XP part as well otherwise Windows will not recognise the extra ram.
I know some people here are running machines with over 2gig of memory.
Sorry if this has been out before but any help before I dish out lots of dosh would be appreciated.

Regards,

Lee.
Posted by David Kjaer on March 18, 2006 at 3:51 PM
Hi Lee

I think you will find PS CS2 can only use a max of 2GB of ram anyway - so at present there is little point in having too much more than this. But as we all know this could change overnight!

David :toast:
Posted by Philip Kirkham on March 18, 2006 at 4:36 PM
Hello Lee
David is correct in what he says, however, I have 4 gb RAM installed and I use XP64. The computer can therefore utilise 2gb on CS2 and the remaining memory on other programmes I have running at the same time. RAM is so cheap at the moment I would recommend installing more, rather than less.
Best wishes
Phil :wavey:
Posted by Phil Shaw on March 19, 2006 at 6:32 AM
With XP you can enable the bios to recognize 3Gbs of ram; check the Microsoft Knowledge Base for information about how to do this. This will enable Photoshop utilise up to 2.5Gb.
Posted by Lee Badrick on March 19, 2006 at 8:00 AM
Thanks for the swift replies gents.
Dave: Yes that's what I have come up against at the moment.
Phil: I saw that being mentioned here on NPN somewhere and that would be a safe option to take with the existing XP pro setup.
Phil: That would be a great way to go especially as the mobo (A8N-SLI) seems to support Athlon 64 cpus. I am concerned, however, about finding the correct drivers for the other hardware if I decide to go this route. This does seem to be a bit of an issue from what I can research. Did you have any problems setting this up and installing the software and drivers? Are there any restrictions with any other software I may need to be aware of if I decide on this route?
Thanks again for the info. :smile:

Regards,

Lee.
Posted by Philip Kirkham on March 19, 2006 at 11:51 AM
Lee
There certainly were problems with driver support, but most seem OK now. I still use dual boot, but hardly ever need XP now - XP64 is certainly much faster. I know that Nick has changed to XP64 and I think he is pleased with it.
Best wishes
Phil :wavey:
Posted by Lee Badrick on March 21, 2006 at 4:17 PM
Thanks Phil, and all. Looking at trying the 3 gig on xp pro and then moving onto 64 when everything is in place.

Lee
Posted by Nick on March 24, 2006 at 2:16 PM
I've had a few issues with XP-64, but in general they're all resolved now. The biggest issues where to do with Anti-virus and colour calibration. No-one had a XP64 driver for their colorimeters, although I was able to work around it by calibrating in Xp-32 and copying the profile into XP64. I have since managed to find one manufacturer who's been willing to provide a beta version of a driver and have updated the hardware to match - and both have run without any problems.

You may find that a few printer manufacturers are also not updating their drivers for XP-64 (Canon being one of the biggest culprits!) - and if they do they don't always have the same features as their 32 bit cousins. I guess many manufacturers will not do it for Vista either despite it being a relatively simple thing to do :mad:

If you need any specifics, then feel free to e-mail me and I'll do the best I can to help.
Posted by Lee Badrick on March 27, 2006 at 11:15 AM
Thanks Nick. I owe you an email anyway. :smile:

Lee.