Newer Technology has launched new RAM upgrade kits for iMacs, Mac minis, MacBook Pros and MacBooks, the NuRAM DDR3 1066MHz RAM. The RAM kits allow for up to 16GB on systems that offer four slots, with pairs of PC8500 DDR3 1066MHz CL7 204-pin SO-DIM modules. The RAM chips are all 4GB modules, available in single- or dual-unit packages for MacBooks and MacBook Pros, and sets of four -- 16GB total -- for iMacs.