I underclocked/undervolted my nvidia GT520 card (using a nvidia bios editor). Now it uses less than 10 watts under load. Still it doesn't work on the DN2800MT, the nvidia driver won't load. I think there might be some incompatiblity.

I've tried installing a Geforce GT520 card on this DN2800MT board. Unfortunately it won't work. VESA works, but the driver does not load, so no hardware acceleration. I know the board only delivers 10watt on the PCIe port, but adding external power to the GT520 card does not help. Am I running into ...