Crucial 8GB (1x 8GB) DDR3L-1866 PC3L-14900 1.35V / 1.5V DR x8 204-pin SODIMM RAM Module Model_Mac_Book_Pro_9_1 M471B1G73QH0-YK0 Capacity 8GB (1x 8GB)

M471B1G73QH0-YK0 Capacity 8GB (1x 8GB) Brand Samsung Speed DDR3L-1600 - 1600MT/s - PC3L-12800 Voltage 1

Why is the speed of this RAM kit shown as 1066 MT/s instead of 1066 Mhz

which is not actually correct

Dramatically improve performance and handle larger user and application workloads in your mission critical workstations and servers with this 1GB (1x 1GB) DDR 266 MT/s 184-pin RDIMM RAM module from RamCity

Crucial 8GB (1x 8GB) DDR3L-1866 PC3L-14900 1.35V / 1.5V DR x8 204-pin SODIMM RAM Module Model_Mac_Book_Pro_9_1 M471B1G73QH0-YK0 Capacity 8GB (1x 8GB)Product Overview This 8GB (1x 8GB) DDR3L 1866 MT s Dual rank, x8 configuration RAM module from Crucial is for use in DDR3L compatible systems and operates at 1866 MT s with an overall transfer rate of PC3L 14900. This RAM module also operates at a standard voltage of 1. 35V 1. 5V and is designed to allow you to run more applications simultaneously, switch between them faster, and provide a smoother computing experience. Technical Specifications Part