Hynix 8GB DDR3 1866 RDIMM 1Rx4 Registered ECC 1Rx41Rx4 1.5.2 RDIMM

HYNIX 4GB DDR4 SDRAM Memory Module – For Notebook – 4 GB (1 x 4GB) – DDR4-2133/PC4-17000 DDR4 SDRAM – 2133 MHz – CL15 – 1.20 V – Non-ECC – Unbuffered – HMA451S6AFR8N-TF