Nucro is very correct, the 700 is actually just a 600 (which is a new chip speed, not just an OC'ed 500) with the internally locked multiplier reset by Intel, kinda like the old 3DFX chips, the voodoo3 3000 ran at 145MHZ, but to get a 3500 you start at 160MHZ, same chips made on the same lines...