Hi, I have a Dell Dimension 5150, Pentium D 2.8
64bit windows 7
It currently has 2 X1GB DDR2 RAM
According to the mrmmemory scanner it has PC2 4200 240 Pin
According to CPUID it is 'max bandwidth' PC2 5300 (333 mhz)
With that info in mind, if I was going to buy another 2 X1GB sticks of RAM...