Did you read the article? They were perfectly upfront about the limitations of sunspider and only drew the cautious conclusion that the A6 likely has a better c

Did you read the article? They were perfectly upfront about the limitations of sunspider and only drew the cautious conclusion that the A6 likely has a better cache/memory interface compared to Cortex A9. I think they're just excited to have a new, unknown chip to try to figure out so any bit on information is worth chewing over.