Samsung 4GB 2Rx8 PC3-10600U DDR3 Desktop RAM Memory, M378B5273CH0-CH9
Samsung M378B5273CH0-CH9 4GB DDR3-1333/PC3-10600 UDIMM 240-Pin CL9 Dual Rank x8 Non-ECC Unbuffered Memory Module

Samsung 4GB 2Rx8 PC3-10600U DDR3 Desktop RAM Memory, M378B5273CH0-CH9
Samsung M378B5273CH0-CH9 4GB DDR3-1333/PC3-10600 UDIMM 240-Pin CL9 Dual Rank x8 Non-ECC Unbuffered Memory Module