Beyond3D has posted an Albatron GeForceFX 5600P Turbo 128MB video card review

I have not asked NVIDIA about this curious behavior of their drivers' 6xS and 8xAA modes at 1600x1200, both in this game (UT2003) as well as in a synthetic benchmark. It could genuinely be a driver bug or some intended, and very specific, "fallback" implementation of 6xS and 8xAA at 1600x1200 but with unexpectedly low performance -- you get almost no AA on the screen but some sort of LOD bias tweaking. This should not, however, account for the very low performance (same with 4xS) at both AA modes.

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