AddOn AM1333D3SRLPR/4G x1 JEDEC Standard Factory Original 4GB DDR3-1333MHz Registered ECC Single Rank 1.35V 240-pin CL9 RDIMM - 100% compatible and guaranteed to work
AddOn AM1333D3SRLPR/4G x1 Lenovo 03X3811 Compatible Factory Original 4GB DDR3-1600MHz Registered ECC Single Rank 1.5V 240-pin CL11 RDIMM - 100% compatible and guaranteed to work
AddOn AM1333D3SRLPR/4G x2 JEDEC Standard Factory Original 8GB DDR3-1333MHz Registered ECC Single Rank 1.35V 240-pin CL9 RDIMM - 100% compatible and guaranteed to work
AddOn AM1600D3DR4VRB/16G x1 IBM 46W0716 Compatible Factory Original 16GB DDR3-1600MHz Registered ECC Dual Rank x4 1.35V 240-pin CL11 Very Low Profile RDIMM - 100% compatible and guaranteed to work
AddOn AM1600D3DR8EN/4G x1 JEDEC Standard Factory Original 4GB DDR3-1600MHz Unbuffered ECC Dual Rank x8 1.5V 240-pin CL11 UDIMM - 100% compatible and guaranteed to work
AddOn AM1600D3DR8EN/8G x1 JEDEC Standard Factory Original 8GB DDR3-1600MHz Unbuffered ECC Dual Rank x8 1.5V 240-pin CL11 UDIMM - 100% compatible and guaranteed to work
AddOn AM1600D3DR8VEN/8G x1 JEDEC Standard Factory Original 8GB DDR3-1600MHz Unbuffered ECC Dual Rank x8 1.35V 240-pin CL11 Very Low Profile UDIMM - 100% compatible and guaranteed to work