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Technical Data Sheet
81Y5128 ✓ Verified by PartsTable
IBM · MEMORY · RDIMM
WHAT YOU NEED TO KNOW
Memory is a hot market right now. DDR5 and DDR4 are extremely volatile with data centers driving availability to extreme lows. Always validate machine type and model. Remember: all RAM is Hynix, Samsung, or Micron underneath OEM labels — use that to find alternatives. Key checks: Check OEM alternatives — all RAM is Hynix/Samsung/Micron underneath. Double-check what you're quoting in volatile market.
HOT market — DDR5/DDR4 extremely volatile
PRODUCT OVERVIEW
IBM FLEX SYSTEM X240 V1 W/ EMBEDDED 10G

IBM FLEX SYSTEM X240 V1 W/ EMBEDDED 10G. Key specifications include Generation: 10th Gen. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MEMORY RDIMM 81Y5128
SPECIFICATIONS
Generation10th Gen
COMPONENT DIAGRAM
ECC 2Rx4 PC4 RDIMM IBM NOTCH ~133.35 mm DDR4 RDIMM | — | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 81Y5128 MFR IBM — —
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusUNKNOWN
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81Y5128?
81Y5128 is a IBM Flex System X240 V1 W/ Embedded 10G manufactured by IBM. It is classified as a MEMORY (RDIMM).
Is 81Y5128 still available?
81Y5128 is currently Unknown.
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