39Y8499 — Memory Specs & Substitutes
LENOVO · DIMM
WHAT YOU NEED TO KNOW
2Rx4 = Dual Rank ×4 chip width (standard server) RDIMM = Registered (servers) | LRDIMM = Load-Reduced (max density)
DDR3 ≠ DDR4 ≠ DDR5 — physically incompatible (notch position)
PRODUCT OVERVIEW
The DIMM DUCT is a LENOVO memory module engineered for enterprise server and workstation platforms requiring validated, high-reliability memory. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
SPECIFICATIONS
Part Number 39Y8499 Manufacturer LENOVO
COMPONENT DIAGRAM
ECC
—
2Rx4
PC4
—
RDIMM
LENOV
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
39Y8499
MFR
LENOVO
— —
TYPICAL APPLICATIONS
Server memory expansion for virtualization workloads
Database performance optimization (in-memory computing)
VDI and remote desktop session hosting
High-performance computing (HPC) clusters
Mail server and collaboration platform scaling
Application server tier expansion
SUBSTITUTES & CROSS-REFERENCES
No substitute or cross-reference records for this part.
LIFECYCLE
No lifecycle data available.
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FREQUENTLY ASKED QUESTIONS
What is 39Y8499?
39Y8499 is a DIMM DUCT manufactured by LENOVO.
Is 39Y8499 still available?
39Y8499 is currently Unknown.
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