I am running a DEL 530S with original hardware and Win 7 Ult. I found that I needed driver update and not able to get them from Intel.
A lot of it looks like it was an update pack.
Here is what I am looking for:
244E Intel 82801 pci bridge driver 11/06/2008
Intel standard dual core channel pci
ide controller driver 07/23/2013
Intel standard dual core channel pci
ide controller driver 07/23/2013
2916 intel ich9r lpc interface
controller driver 02/23/013
2930 intel ich9 family smbus controller
driver 08/19/2013
2934 intel ich9 family usb universal
host controller driver 02/23/2013
2935 intel ich9 family usb universal
host controller driver 02/23/2013
2936 intel ich9 family usb universal
host controller driver 02/23/2013
2937 intel ich9 family usb universal
host controller driver 02/23/2013
2938 intel ich9 family usb universal
host controller driver 02/23/2013
2939 intel ich9 family usb universal
host controller driver 02/23/2013
293a intel ich9 family usb2 enhanced
host controller driver 02/23/2013
293c intel ich9 family usb2 enhanced
host controller driver 02/23/2013
29c1 intel g33/g31/p35/p31 express chip
set pci express root port driver 02/23/2013
29c0 intel g33/g31/p35/p31 express chip
set processor to i/o controller driver 02/23/2013