49Y1431, 240-pin DIMM, 8GB, 1x8GB, 1.5V, CL9, ECC, DDR3, 1333MHz
IBM 49Y1431, 8 GB, 1 x 8 GB, DDR3, 1333 MHz
IBM 49Y1431. Internal memory: 8 GB, Memory layout (modules x size): 1 x 8 GB, Internal memory type: DDR3, Memory clock speed: 1333 MHz, CAS latency: 9, ECC