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44T1444 — Memory Specs & Substitutes

IBM · 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

IBM 2Gb PC3-10600R 1333Mhz ECC REG SR x4 CAS-9 DIMM - FRU. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
44T1444
SPECIFICATIONS
Part Number44T1444
ManufacturerIBM
Capacity2GB
Speed1333MHz
BROWSE IBM MACHINES
160/320Gb Escon Tape Drive Int (Ts1130) 1600/3200Gb Lto Tape FC-8Gb Hh (Ts3100/Ts3200) 2145-Sv1 San Volume Controller 2147-Sa2 San Volume Controller 2500/6250Gb Lto Tape FC-8Gb (Ts3310) 2812 Xivg2 2Tb Data Module (Fc 1126) 2812 Xivg2 2Tb Interface Module (Fc 1125) 2812 Xivg2 2Tb Lv Cod Data Module (Fc 1117) 3.5Ghz Cpu 12C (Fc Epxh) Power8 4/24-Port FC-8Gb San Switch (San06B-R) 7042 Hmc 2.4Ghz/15Mb/6C (E5-2620V3) 8247-22L (S22L) Power8
All IBM machines and parts
COMPONENT DIAGRAM
ECC 2GB 2Rx4 PC4 1333MHz RDIMM IBM NOTCH ~133.35 mm DDR4 RDIMM | 2GB | 1333MHz | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 44T1444 MFR IBM 2GB 1333MHz
KEY FEATURES
•
2GB Capacity
•
1333MHz Speed
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 5
49Y1434CompatiblePARTNER
IBM 2Gb PC3-10600R 1333Mhz ECC REG SR x4 CAS-9 (1x2Gb) Memory Kit for M3 - Option
compatible
46C0595CompatiblePARTNER
IBM 2GB Pc3-10600r 1333MHZ ECC Reg Sr X4 Cas-9 Dimm - Sbb
compatible
47J0155CompatiblePARTNER
IBM 2GB Pc3-10600r 1333MHZ ECC Reg Sr X4 Cas-9 Dimm - P/n
compatible
49Y1444CompatiblePARTNER
IBM 2GB Pc3-10600r 1333MHZ ECC Reg Sr X4 Cas-9 Dimm - Fru
compatible
49Y3745CompatiblePARTNER
IBM 2Gb PC3-10600R 1333Mhz ECC REG SR x4 CAS-9 (1x2Gb) Memory Kit for M3 - Option
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 5
46C0595SUBSTITUTE
IBM 2Gb PC3-10600R 1333Mhz ECC REG SR x4 CAS-9 (1x2Gb) Memory Kit for M3 - Option
IBM
47J0155SUBSTITUTE
IBM 2Gb PC3-10600R 1333Mhz ECC REG SR x4 CAS-9 (1x2Gb) Memory Kit for M3 - Option
IBM
49Y1434SUBSTITUTE
IBM 2Gb PC3-10600R 1333Mhz ECC REG SR x4 CAS-9 (1x2Gb) Memory Kit for M3 - Option
IBM
49Y1444SUBSTITUTE
IBM 2Gb PC3-10600R 1333Mhz ECC REG SR x4 CAS-9 (1x2Gb) Memory Kit for M3 - Option
IBM
49Y3745SUBSTITUTE
IBM 2Gb PC3-10600R 1333Mhz ECC REG SR x4 CAS-9 (1x2Gb) Memory Kit for M3 - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 44T1444?
44T1444 is a IBM 2Gb PC3-10600R 1333Mhz ECC REG SR x4 CAS-9 DIMM - FRU manufactured by IBM.
What parts can replace 44T1444?
There are 5 known substitutes for 44T1444: 49Y1434, 46C0595, 47J0155 and 2 more. Substitute compatibility should be verified for your specific system.
Is 44T1444 still available?
44T1444 is currently Unknown.
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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.