It seems MSI has squashed any questions on whether or not they are with the NVIDIA or ATI camp. In their press release, they give some specs on their upcoming GeForce FX cards. So far, it seems to be a standard GeForce FX card, no special additions or tweaks.
NVIDIA®'s world No.1 global partner, MSI™, at the same time introduces the superior-quality graphics cards FX5800 Ultra-TD8X and FX5800-TD8X out of the blue to fulfill Cg cravers. This new generation NVIDIA® GeForce™ FX 5800 Ultra chipset has the core for power and performance, the two major elements that game players want the most. The CineFX™ engine of the GeForce™ FX is the game effect provided in the same level of the most popular animation integrating 128-bit theatre-level high-quality audio/video quality color processing technology, the 3D world and characters has lifelike effects that have never been accomplished before. The evolution of performance allows the application program and the game to be executed with a higher resolution with an unprecedented speed. The NVIDIA® GeForce™ FX 5800 Ultra will show a close-to-perfect screen, and enrich your experience in graphics.More information @ MSI