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00D4955 — 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

Boost the capabilities of your server and keep it performing reliably with IBM/Lenovo 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.<br><br>- Faster start-up times with fewer delays during routine operations.<br>- More programs running simultaneously.<br>- Easy toggling between several open applications.<br>- 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.

WHERE IT FITS
00D4955
SPECIFICATIONS
Part Number00D4955
ManufacturerLenovo
InterfaceDDR3
Capacity4GB
BROWSE LENOVO MACHINES
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 00D4955 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 3
00D4957CompatiblePARTNER
IBM 4GB Pc3-12800e 1600MHZ ECC Ub Dr X8 Cas-11 Dimm - Fru
compatible
00Y3653CompatiblePARTNER
IBM 4Gb PC3-12800E 1600Mhz ECC UB DR x8 CAS-11 (1x4Gb) Memory Kit for x3100 M4/x3250 M4 - Option
compatible
47J0180CompatiblePARTNER
IBM 4GB Pc3-12800e 1600MHZ ECC Ub Dr X8 Cas-11 Dimm - P/n
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 3
00D4957SUBSTITUTE
IBM 4Gb PC3-12800E 1600Mhz ECC UB DR x8 CAS-11 (1x4Gb) Memory Kit for x3100 M4/x3250 M4 - Option
IBM
00Y3653SUBSTITUTE
IBM 4Gb PC3-12800E 1600Mhz ECC UB DR x8 CAS-11 (1x4Gb) Memory Kit for x3100 M4/x3250 M4 - Option
IBM
47J0180SUBSTITUTE
IBM 4Gb PC3-12800E 1600Mhz ECC UB DR x8 CAS-11 (1x4Gb) Memory Kit for x3100 M4/x3250 M4 - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 00D4955?
00D4955 is a Lenovo 4GB PC3-12800 memory module 1 x 4 GB DDR3 240-pin DIMM manufactured by Lenovo.
What parts can replace 00D4955?
There are 3 known substitutes for 00D4955: 00D4957, 00Y3653, 47J0180. Substitute compatibility should be verified for your specific system.
Is 00D4955 still available?
00D4955 is currently Unknown.
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