X2's, Compatibility mode, and (maybe) a sometimes solution to timing problems

Gatt

Member
Mar 30, 2005
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I've noticed an interesting behaivior with my X2 4200+ and Compatibility mode. It seems that all of the programs I've flagged for compatibility mode (Moo2, M&M7) all default to one processor affinity.

Now, I haven't done alot of testing or anything. But I know there's been some people who've wanted a more permanent solution than Alt-Tab-Affinity for those touchy programs that don't like Dual Cores. If the program will run in say, Win98 compatibility mode, it may be possible that you could "permanently" set affinity that way.

Of course, I've also not done any testing to see if my 7800GTX still uses the second core if compatibility mode is checked. So "Buyer beware" and keep an eye out if you try this trick and it works for your program of choice.

This trick would probably be most effective for those older games that people still play, especially the older MMOs, since I think most of them were designed with Win98 or so in mind.

Anyways, hope I'm right since I haven't done too much testing, and hope it helps someone out!
 

meelk

Member
Oct 2, 2005
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Is the MS dual core fix not working for you? I have yet to run anything thats "touchy" apparently.
 

forumposter32

Banned
May 23, 2005
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If you didn't reformat, that might be the problem (although I don't have a dual core, I once "upgraded from Win98SE to WinXP Pro and found a clean install actually works better with certain programs).

Or, maybe everyone with dual cores should list programs they have issues with.
 

evilharp

Senior member
Aug 19, 2005
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Thanks Gatt, this is interesting indeed.

I have an X2, and the driver + hotfix (with reg key) have cleared up the problems for all the applications I use. However, i am sure that there are applications that will still have problems with dual-core or dual-cpu installs.

I wonder what each of the compatibility modes does (XP has 4: 95, 98, NT 4.0 and Win2000). Since NT 4 and 2000 both supported dual CPUs, I wonder if these will force single core/cpu affinity as well?