Samsung M471B5273DH0 4GB 2Rx8 DDR3 SO-DIMM PC3-12800 1600MHz 204-Pin non-ECC Unbuffered CL11 1.5V Laptop Memory Module M471B5273DH0-CK0.<br><br><b>Model:</b> M471B5273DH0<br><b>Part Number:</b> M471B5273DH0-CK0<br><b>Compatible Part Numbers:</b> M471B5273DH0CK0 M471B5273DH3 PC3-12800S-11-11-F3<br><b>Memory Capacity:</b> 4GB<br><b>Memory Type:</b> DDR3 SDRAM<br><b>Pins:</b> 204-Pin<br><b>Speed:</b> 1600MHz<br><b>Bus Type:</b> PC3-12800<br><b>Rank:</b> 2Rx8<br><b>CAS Latency:</b> CL11<br><b>Memory Clock:</b> 200MHz<br><b>Error Correction (ECC):</b> Non-ECC<br><b>Registered:</b> Unbuffered<br><b>Voltage:</b> 1.5V<br><b>Form Factor:</b> SO-DIMM<br><b>Type:</b> Laptop Memory