Older 9800gtx+'s wont work with this new version!!!!
Kindle Customer "Brad", Amazon
10 September 2009
Summary: To sum it up Video card is great but you must verify the GPU speed and build version. I've go 2 9800GTX+'s t98W-YDDU which run at 775mhz plus double the PCI-E power were this card is T98W-YDFH and runs at 738mhz and only 1 pci-e power.