"A GeForce 7800 GTX is a GeForce 7800 is a GeForce 7800 GTX, right? Well, all retail cards are based on the same core architecture, which features 24 juicy rendering pipelines, 8 vertex shaders, 16 raster operators, and increased efficiency in memory bandwidth utilisation. There's also greater vector-processing power, on a clock-for-clock basis, when compared with the GeForce 6800 Ultra."
They take a look at a BFG, XFX, and a Leadtek 7800GTX at
HEXUS.