Hi Joel, This looks very promising - I'll have to test it a bit, but really great approach I think! I'll get back to you when I know more, but looking at this link, http://msdn2.microsoft.com/en-us/library/aa394347(VS.85).aspx, I think you might have nailed it as the first one here! Best regards /Jakob H. Heidelberg From: gptalk-bounce@xxxxxxxxxxxxx [mailto:gptalk-bounce@xxxxxxxxxxxxx] On Behalf Of Joel Calhoun Sent: 13. februar 2008 18:16 To: gptalk@xxxxxxxxxxxxx Subject: [gptalk] The WMI Filter Contest How about: Select * from Win32_PhysicalMemory where FormFactor != 12 Returns True on computers that do not have SoDimm form factor memory and False on computers with SoDimm form factor memory. The assumption is that all laptops will have this style memory and desktops will not. Works in my environment, but it's a pretty small environment. Joel