The GeForce 6600 and GeForce 6600 GT are marketed as the performance Graphics Processing Units (GPU) in NVIDIA's GeForce 6 Series product line. The GeForce 6600 GT is capable of processing 375 million vertices per second and produces a peak fill-rate of 4.0 billion texels per second.
With 8 pixel pipelines and a 128-bit memory interface, the GeForce 6600 GT is offered in AGP 8X and PCI-Express models. The PCI Express model, which is pictured below, is Scalable Link Interface (SLI) capable.
The standard GeForce 6600 is available in AGP 8X and PCI-Express, has lower core and memory clock speeds than the GeForce 6600 GT, and produces a peak fill-rate of 2.4 billion texels per second.