Vref generation for agp 2.0 (2× and 4×), Generation for agp 2.0 (2× and 4×), Figure 38. agp v – Intel CHIPSET 820E User Manual
Page 68: Generation example circuit, Intel, 820e chipset, 68 design guide figure 38. agp v, Down to v, I.e., the v, Passing, as follows: • vrefgc: v