summary of changes from macrumors.com: The new notebooks feature faster versions of Intel's Haswell processors, as all 13-inch models now come with 8GB of RAM

summary of changes from macrumors.com: The new notebooks feature faster versions of Intel's Haswell processors, as all 13-inch models now come with 8GB of RAM standard while all 15-inch models now feature 16GB of RAM. The high end 15-inch model also received a $100 price cut, going from $2599 to $2499. and this analysis: Today's minor refresh is primarily a stopgap measure until Apple can launch a more significant update to its Retina MacBook Pro line once Intel's next-generation Broadwell processors hit the market.