The current physX version using NVIDIA technology allow video card to accelerate physical effects in games . With some drivers improvement will appear the support of multi-chip configurations.
As reports associate, in the future PhysX drivers versions the possibility to accelerete physical effects can be limited to only one video card. For example, during the modernization of graphic system user will be able to leave the old video card for physics acceleration. Note in this case motherboard with SLI support is not required - is sufficient to have a pair of PCI express x16 slots. To Video card witch will support physX are geForce 8xxx and GeForce 9xxx. NVIDIA will realizes this idea pproximately in September present year.