I can only speak for my own experience. 1.2 is faster than 1.1 on myPrPrPr $275$;. $It$'$s$ $not$ $in$ $my$ $head$. $I$'$m$ $sure$ $there$'$s$ $a$ $reasonable$ $explanation$ $for$ $why$ $the$ $update$ $isn$'$t$ $quicker$ $for$ $everyone$, $but$ $it$ $is$ $quicker$ $for$ $some$ $of$ $us$.