DDR3 Desktop Memory Module — 4GB or 8GB, 1333 / 1600 / 1866MHz, 240-pin DIMM, 1.5V

Standard DDR3 desktop RAM in 240-pin DIMM form factor, operating at 1.5V. Sold as single modules or dual-module kits to suit upgrades and builds. Available module/configuration options: 1x4GB = 4GB total (one 4GB module); 2x4GB = 8GB total (two 4GB modules); 1x8GB = 8GB total (one 8GB module); 2x8GB = 16GB total (two 8GB modules). Frequency and PC3 ratings by capacity: 4GB modules — 1333MHz / PC3-10600, 1600MHz / PC3-12800, 1866MHz / PC3-14900. 8GB modules — 1333MHz / PC3-10600, 1600MHz / PC3-12800, 1866MHz / PC3-14900.