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46C0594 — 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 DR x8 CAS-9 DIMM - P/N. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
46C0594
SPECIFICATIONS
Part Number46C0594
ManufacturerIBM
Capacity2GB
Speed1333MHz
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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 46C0594 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 3
49Y1433CompatiblePARTNER
IBM 2Gb PC3-10600R 1333Mhz ECC REG DR x8 CAS-9 (1x2Gb) Memory Kit for M3 / x3690 X5 - Option
compatible
47J0154CompatiblePARTNER
IBM 2GB Pc3-10600r 1333MHZ ECC Reg Dr X8 Cas-9 Dimm - P/n
compatible
49Y1443CompatiblePARTNER
IBM 2GB Pc3-10600r 1333MHZ ECC Reg Dr X8 Cas-9 Dimm - Fru
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 3
47J0154SUBSTITUTE
IBM 2Gb PC3-10600R 1333Mhz ECC REG DR x8 CAS-9 DIMM - SBB
IBM
49Y1433SUBSTITUTE
IBM 2Gb PC3-10600R 1333Mhz ECC REG DR x8 CAS-9 DIMM - SBB
IBM
49Y1443SUBSTITUTE
IBM 2Gb PC3-10600R 1333Mhz ECC REG DR x8 CAS-9 DIMM - SBB
IBM
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FREQUENTLY ASKED QUESTIONS
What is 46C0594?
46C0594 is a IBM 2Gb PC3-10600R 1333Mhz ECC REG DR x8 CAS-9 DIMM - P/N manufactured by IBM.
What parts can replace 46C0594?
There are 3 known substitutes for 46C0594: 49Y1433, 47J0154, 49Y1443. Substitute compatibility should be verified for your specific system.
Is 46C0594 still available?
46C0594 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.