In the 3D grapher I open an image. I set “Plot as” to Vectors and in “Destination” I choose a printer profile and set the rendering intent to “Abs. Colorimetric”.
Next, I open up the same printer profile as described above in the 3D grapher and notice that the gamut bounderies of both plots do NOT match.
I did the same exercise in ColorThink and the gamut bounderies just match.
See the example below (yellows):