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55Y3717 ✓ Verified by PartsTable
LENOVO · MEMORY · SO-DIMM
WHAT YOU NEED TO KNOW
SO-DIMM is 260-pin (DDR4) vs 288-pin full DIMM — physically incompatible Common in blade servers, compact 1U, and workstation laptops
NEVER substitute full DIMM for SO-DIMM — different form factor
PRODUCT OVERVIEW

Lenovo MEMORY 4G DDR3 1600 SODIMM. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MEMORY→ SO-DIMM→ 55Y3717
SPECIFICATIONS
Part Number55Y3717
ManufacturerLENOVO
InterfaceDDR3
COMPONENT DIAGRAM
KEY 260-PIN DDR4 LATCH LATCH LABEL — P/N S/N SPEED 67.6 mm 30.0 mm DDR4 SO-DIMM | 260-pin | 1.2V Laptop / blade server / compact form factor SPEED — DDR4-2133 to DDR4-3200 ECC or non-ECC TITLE SO-DIMM PN 55Y3717 MFR LENOVO Lenovo MEMORY 4G DDR3 1600 SODIMM
KEY FEATURES
•
DDR3 Interface
•
DDR3 SO-DIMM
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55Y3717?
55Y3717 is a Lenovo MEMORY 4G DDR3 1600 SODIMM manufactured by LENOVO. It is classified as a MEMORY (SO-DIMM).
Is 55Y3717 still available?
55Y3717 is currently Unknown.
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Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026