Samsung 2GB DDR3 SO-DIMM (M471B5673FH0-CH9) is a compact 204-pin laptop memory module running at 1333 MHz (PC3-10600) with CL9 latency. It’s non-ECC and unbuffered, designed to provide stable DRAM performance for everyday tasks in laptops and compact systems that support DDR3 SO-DIMM modules.