AddOn AM1333D3DR8VEN/4G x1 JEDEC Standard Factory Original 4GB DDR3-1333MHz Unbuffered ECC Dual Rank x8 1.35V 240-pin CL9 Very Low Profile UDIMM

This industry standard factory original 4GB DDR3-1333MHz dual rank 1.35V UDIMM is 100% guaranteed to be compatible with your system and to work right the first time. Adding additional memory is the best way to increase the performance of your system. All our memory is built to strict JEDEC standards to meet or exceed the Tier 1 OEM's factory requirements. Our products are also guaranteed by the Magnuson-Moss Warranty Act to not affect or void OEM warranties.