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49Y3777 — Lenovo 4GB PC3L-10600 memory module 1 x 4 GB DDR3 240-pin DIMM ECC

Lenovo · DIMM
PRODUCT OVERVIEW

49Y3777: Lenovo 4GB PC3L-10600 memory module 1 x 4 GB DDR3 240-pin DIMM ECC.

Boost the capabilities of your server and keep it performing reliably with IBM memory. 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 Number49Y3777
ManufacturerLenovo
InterfaceDDR3
Capacity4GB
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COMPONENT DIAGRAM
ECC 4GB 2Rx4 PC3 — RDIMM Lenov NOTCH ~133.35 mm DDR3 RDIMM | 4GB | — | PC3 Notch position = DDR3 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR3 RDIMM PN 49Y3777 MFR Lenovo 4GB —
KEY FEATURES
•
DDR3 Interface
•
4GB 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 4
49Y1407CompatiblePARTNER
IBM 4Gb PC3L-10600R 1333Mhz ECC REG DR x8 CAS-9 LV (1x4Gb) Memory Kit for M3/M4 - Option
compatible
47J0146CompatiblePARTNER
IBM 4GB Pc3l-10600r 1333MHZ ECC Reg Dr X8 Cas-9 Lv Dimm - P/n
compatible
49Y1389CompatiblePARTNER
IBM 4Gb PC3L-10600R 1333Mhz ECC REG DR x8 CAS-9 LV (1x4Gb) Memory Kit for M3/M4 - SBB
compatible
49Y1425CompatiblePARTNER
IBM 4GB Pc3l-10600r 1333MHZ ECC Reg Dr X8 Cas-9 Lv Dimm - Fru
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 4
47J0146SUBSTITUTE
IBM 4Gb PC3L-10600R 1333Mhz ECC REG DR x8 CAS-9 LV (1x4Gb) Memory Kit - Option
IBM
49Y1389SUBSTITUTE
IBM 4Gb PC3L-10600R 1333Mhz ECC REG DR x8 CAS-9 LV (1x4Gb) Memory Kit - Option
IBM
49Y1407SUBSTITUTE
IBM 4Gb PC3L-10600R 1333Mhz ECC REG DR x8 CAS-9 LV (1x4Gb) Memory Kit - Option
IBM
49Y1425SUBSTITUTE
IBM 4Gb PC3L-10600R 1333Mhz ECC REG DR x8 CAS-9 LV (1x4Gb) Memory Kit - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 49Y3777?
49Y3777 is a Lenovo 4GB PC3L-10600 memory module 1 x 4 GB DDR3 240-pin DIMM ECC manufactured by Lenovo.
What parts can replace 49Y3777?
There are 4 known substitutes for 49Y3777: 49Y1407, 47J0146, 49Y1389 and 1 more. 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.