Seems like a logical conclusion. The processors with HD 4600 graphics were available today, but the processors with Iris Pro are not available until Q3 2013.
Rather unfortunate, in my opinion. It's a slower solution all around (CPU and GPU speeds) compared to the current chips in the rmbp 15.
Rather unfortunate, in my opinion. It's a slower solution all around (CPU and GPU speeds) compared to the current chips in the rmbp 15.