The G. SKILL Ares F3-1866C9D-8GAB 8GB (2x4GB) DDR3 1866MHz is a pre-owned lot of 2 memory modules designed for computers and networking devices. With a total capacity of 8GB spread across 2 modules, each with a capacity of 4GB, this DDR3 SDRAM memory offers high performance and reliability. The DIMM form factor, 240 pins, and PC3-14900 bus speed make it compatible with a wide range of systems, while the G.Skill Ares model ensures quality and stability in your computer setup.