HPE 5Y PCA 24×7 wCDMR SN6600B Switch SVC

HYNIX SK 4GB DDR3 SDRAM Memory Module – For Notebook – 4 GB (1 x 4GB) – DDR3-1600/PC3-12800 DDR3 SDRAM – 1600 MHz – CL11 – 1.35 V – Non-ECC – 204-pin – SoDIMM -HMT451S6BFR8A-PB