Hynix 4GB DDR3 1600 Unbuffered ECC 1Rx8 1.35V 240 pin CL11 UDIMM

HYNIX SK 4GB DDR3 SDRAM Memory Module – For Notebook – 4 GB (1 x 4GB) – DDR3-1600/PC3L-12800 DDR3 SDRAM – 1600 MHz – CL11 – 1.35 V – Non-ECC – Unbuffered – 204-pin – SoDIMM