I don't want to be that guy, but does this really matter? Benchmarks mean very little on an Android phone. What matters is how the phone performs in day to day use. Is that one (probably inaccurate) number really that important?
There is a lot of ppl who really like to compare benchmarks results and I think that u shouldn't judge that..
InsertCoin 5.1.6 with SebastianFM kernel v1.30.3 OC to 1728 MHz. Btw I have no idea why it says 1566 MHz in antutu. I ve already asked in SebastianFM thread