The Komputerbay memory 16GB (4 X 4GB) kit is a set of four DDR3 SDRAM modules with a total capacity of 16GB. Each module has a capacity of 4GB, and they are designed in a DIMM form factor. The memory features NON ECC, and it operates at a bus speed of PC3-10600 (DDR3-1333). This memory kit is suitable for upgrading the RAM capacity in computers that require high-performance memory modules.