ASUS IPILP-LC Motherboard with Intel E8500 Processor

quite possibly the video card is not seated corretly or doesnt have the additional power connector in place.

The motherboard is only capable of supporting up to E4400 processor.

Your E8500 is not compatible with yout motherboard. According to HP's website these are the only CPU's that will work with your motherboard:

Processor upgrade information


Socket type: 775

Motherboard supports the following processor upgrades:


•
Core 2 Duo E4x00 with Dual Core technology (Conroe) up to E4400


•
Pentium E2000 series (Conroe) up to E2160


•
Pentium D 9xx with Dual Core technology (Presler) up to 960


•
Pentium 4 6x1 series (Cedar Mill) up to 661


•
Celeron 4xx series up to 440


•
Celeron D 3xx series (Cedar Mill) up to 365


•
Celeron D 3xx series (Prescott) up to 355

http://h10025.www1.hp.com/ewfrf/wc/document?docname=c01...