One day I'll get my hands on both an A40 and an A100 and I'll maybe get an answer to the question: does the 5120bits memory bus help that much? The A100 has les

One day I'll get my hands on both an A40 and an A100 and I'll maybe get an answer to the question: does the 5120bits memory bus help that much? The A100 has less cuda cores, around 1/4 more tensor cores but seems to be the preferred 'compute' and 'ai training' option all around. What gives?