Memory Type: DDR3 PC3-10600, DDR3 (non-ECC)
Maximum Memory: 16GB
This 13" system may utilize one of the following processors:
2.3GHz Dual Core Intel Core i5 or 2.7GHz Dual Core Intel Core i7 processor.
Memory or DRAM is the "working" memory of the computer. It's used to store data for programs (sequences of instructions) on a temporary basis.
video - installing memory