w0mbat
in our forums has found the following information in the latest Forceware drivers for Vista :
NVIDIA_G80.DEV_0191.1 = "NVIDIA GeForce 8800 GTX"
NVIDIA_G80.DEV_0193.1 = "NVIDIA GeForce 8800 GTS"
NVIDIA_G80.DEV_0194.1 = "NVIDIA GeForce 8800 Ultra"
NVIDIA_G80.DEV_019E.1 = "NVIDIA Quadro FX 4600"
NVIDIA_G84.DEV_0400.1 = "NVIDIA GeForce 8600 GTS"
NVIDIA_G84.DEV_0402.1 = "NVIDIA GeForce 8600 GT"
NVIDIA_G86.DEV_0421.1 = "NVIDIA GeForce 8500 GT"
NVIDIA_G86.DEV_0422.1 = "NVIDIA GeForce 8400 GS"
NVIDIA_G86.DEV_0423.1 = "NVIDIA GeForce 8300 GS"
It seems that NVIDIA is planning for a higher clocked GeForce 8800 Ultra and a cheaper GeForce 8400GS card.
