No, the game does not work on shader 2 cards, just like rainbow six vegas. It is shader 3 only. Shader 3 cards are fairly cheap and shader 2 has been outdated ever since the 6 series from nvidia. You can blame capcom and sloppy code with lack of optimzations on that one...
Minimum system requirements:
OS: Windows XP
CPU: Intel Pentium 4 HT
RAM: 512Mb (XP) / 1GB (Vista)
Hard Drive: 8 GB
Disc Drive: DVD9 compatible
Video: VRAM 256Mb. Direct X9.0c/Shader3.0
NVIDIA GeForce 6600 or greater
Sound: DirectSound compatible, Direct X9.0c
Peripherals: Mouse, Keyboard
Tu video soporta PS2.0, pero el juego solo soporta PS3.0