DDR3 Desktop Memory Modules — 4GB & 8GB, 1333 / 1600 / 1866MHz, 240-Pin DIMM, 1.5V

High-performance DDR3 desktop memory available as single modules or matched dual-module kits. Offered in 4GB and 8GB capacities with speeds of 1333MHz, 1600MHz or 1866MHz. Standard 240-pin DIMM form factor operating at 1.5V. Available module kit configurations: - 1x4GB = 4GB total (one 4GB memory module) - 2x4GB = 8GB total (two 4GB memory modules) - 1x8GB = 8GB total (one 8GB memory module) - 2x8GB = 16GB total (two 8GB memory modules) Module speed and PC3 ratings: - 4GB DDR3 1333MHz / PC3-10600 - 4GB DDR3 1600MHz / PC3-12800 - 4GB DDR3 1866MHz / PC3-14900 - 8GB DDR3 1333MHz / PC3-10600 - 8GB DDR3 1600MHz / PC3-12800 - 8GB DDR3 1866MHz / PC3-14900