4G 1866 Pure PC3-14900E Memory Module — 1R/2RX8

Compatible replacement module: For 4G 1866 Pure 1R/2RX8 PC3-14900E. This Pure-series 4G RAM runs at 1866 and meets the PC3-14900E specification, with a 1R/2RX8 (single/dual-rank x8) configuration to match systems that require this exact module. Ideal when your hardware specifies PC3-14900E 1866 memory.