49Y3178 - IBM 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-DIMM Dual Rank Memory Module
49Y3178 - IBM 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-DIMM Dual Rank Memory Module
49Y3178 - IBM 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-DIMM Dual Rank Memory Module