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49Y1403 — Lenovo 49Y1403 memory module 2 GB 1 x 2 GB DDR3 240-pin DIMM ECC

Lenovo · DIMM
PRODUCT OVERVIEW

49Y1403: Lenovo 49Y1403 memory module 2 GB 1 x 2 GB DDR3 240-pin DIMM ECC.

Upgrading your memory is a cost-effective way to improve system performance when insufficient memory and hard drive paging is slowing your applications down. - Faster start-up times with fewer delays during routine operations. - More programs running simultaneously.

- Easy toggling between several open applications. - Rigorous supplier qualification processes for ensured quality. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

SPECIFICATIONS
Part Number49Y1403
ManufacturerLenovo
InterfaceDDR3
Capacity2GB
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COMPONENT DIAGRAM
ECC 2GB 2Rx4 PC3 — RDIMM Lenov NOTCH ~133.35 mm DDR3 RDIMM | 2GB | — | PC3 Notch position = DDR3 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR3 RDIMM PN 49Y1403 MFR Lenovo 2GB —
KEY FEATURES
•
DDR3 Interface
•
2GB Capacity
•
DDR3 Memory
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 2
49Y1385CompatiblePARTNER
IBM 2GB Pc3l-10600e 1333MHZ ECC Ub Sr X8 Cas-9 Lv Dimm - Sbb
compatible
49Y1421CompatiblePARTNER
IBM 2GB Pc3l-10600e 1333MHZ ECC Ub Sr X8 Cas-9 Lv Dimm - Fru
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 2
49Y1385SUBSTITUTE
IBM 2Gb PC3L-10600E 1333Mhz ECC UB SR x8 CAS-9 LV (1x2Gb) Memory Kit for M3/M4 - Option
IBM
49Y1421SUBSTITUTE
IBM 2Gb PC3L-10600E 1333Mhz ECC UB SR x8 CAS-9 LV (1x2Gb) Memory Kit for M3/M4 - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 49Y1403?
49Y1403 is a Lenovo 49Y1403 memory module 2 GB 1 x 2 GB DDR3 240-pin DIMM ECC manufactured by Lenovo.
What parts can replace 49Y1403?
There are 2 known substitutes for 49Y1403: 49Y1385, 49Y1421. Substitute compatibility should be verified for your specific system.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.