4X70R38787-BN is a Lenovo compatible 8GB PC4-21300 DDR4-2666MHz 1Rx8 1.2V Non-ECC UDIMM, equivalent to Lenovo PN:4X70R38787. Rank: 1Rx8. Form Factor: Non-ECC UDIMM. Compatible With: Lenovo. 100% MSA Compliant.
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