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46W0792 — 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

DDR4 SDRAM is the abbreviation for “double data rate fourth generation synchronous dynamic random-access memory,” the latest variant of memory in computing. DDR4 is able to achieve higher speed and efficiency thanks to increased transfer rates and decreased voltage. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
46W0792
SPECIFICATIONS
Part Number46W0792
ManufacturerLenovo
InterfaceDDR4
Capacity8GB
BROWSE LENOVO MACHINES
ThinkSystem SR650 V1 ThinkSystem SR650 V2 ThinkSystem SR630 V1 ThinkSystem SR630 V2 System x3650 M5 System x3550 M5 ThinkServer RD550 System x IBM System x3650 M4 ThinkServer RD650 SD530 System x3500 M4 ThinkServer RD350
All Lenovo machines and parts
COMPONENT DIAGRAM
ECC 8GB 2Rx4 PC4 — RDIMM Lenov NOTCH ~133.35 mm DDR4 RDIMM | 8GB | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 46W0792 MFR Lenovo 8GB —
KEY FEATURES
•
DDR4 Interface
•
8GB Capacity
•
DDR4 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 5
01DE965CompatiblePARTNER
IBM 8GB PC4-2133P-R ECC Reg Dr X8 Cas-15 Dimm - Fru
compatible
01DE983CompatiblePARTNER
IBM 8Gb PC4-2133P-R ECC REG DR x8 CAS-15 (1x8Gb) Samsung Memory Kit - SBB
compatible
46W0791CompatiblePARTNER
IBM 8Gb PC4-2133P-R ECC REG DR x8 CAS-15 (1x8Gb) Memory Kit for M5 - SBB
compatible
46W0794CompatiblePARTNER
IBM 8GB PC4-2133P-R ECC Reg Dr X8 Cas-15 Dimm - Fru
compatible
47J0252CompatiblePARTNER
IBM 8GB PC4-2133P-R ECC Reg Dr X8 Cas-15 Dimm - P/n
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 5
01DE965SUBSTITUTE
IBM 8Gb PC4-2133P-R ECC REG DR x8 CAS-15 (1x8Gb) Memory Kit for M5 - Option
IBM
01DE983SUBSTITUTE
IBM 8Gb PC4-2133P-R ECC REG DR x8 CAS-15 (1x8Gb) Memory Kit for M5 - Option
IBM
46W0791SUBSTITUTE
IBM 8Gb PC4-2133P-R ECC REG DR x8 CAS-15 (1x8Gb) Memory Kit for M5 - Option
IBM
46W0794SUBSTITUTE
IBM 8Gb PC4-2133P-R ECC REG DR x8 CAS-15 (1x8Gb) Memory Kit for M5 - Option
IBM
47J0252SUBSTITUTE
IBM 8Gb PC4-2133P-R ECC REG DR x8 CAS-15 (1x8Gb) Memory Kit for M5 - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 46W0792?
46W0792 is a Lenovo 46W0792 memory module 8 GB 1 x 8 GB DDR4 288-pin DIMM ECC manufactured by Lenovo.
What parts can replace 46W0792?
There are 5 known substitutes for 46W0792: 01DE965, 01DE983, 46W0791 and 2 more. Substitute compatibility should be verified for your specific system.
Is 46W0792 still available?
46W0792 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.