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797257-581 — HP 797257-581 memory module 4 GB DDR4 288-pin DIMM

HPE · DIMM
PRODUCT OVERVIEW

797257-581: HP 797257-581 memory module 4 GB DDR4 288-pin DIMM.

HP 797257-581 memory module 4 GB DDR4 288-pin DIMM. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

SPECIFICATIONS
Part Number797257-581
ManufacturerHPE
InterfaceDDR4
Capacity4GB
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COMPONENT DIAGRAM
ECC 4GB 2Rx4 PC4 — RDIMM HPE NOTCH ~133.35 mm DDR4 RDIMM | 4GB | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 797257-581 MFR HPE 4GB —
KEY FEATURES
•
DDR4 Interface
•
4GB 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 3
N0H86AACompatiblePARTNER
HP 4Gb PC4-2133P-E ECC UB SR x8 CAS-15 DIMM - Intel - WS
compatible
840820-001CompatiblePARTNER
HP 4Gb PC4-2133P-E ECC UB SR x8 CAS-15 DIMM - Intel - WS
compatible
N0H86ATCompatiblePARTNER
HP 4Gb PC4-2133P-E ECC UB SR x8 CAS-15 DIMM - Intel - WS
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 3
N0H86AASUBSTITUTE
HP 4Gb PC4-2133P-E ECC UB SR x8 CAS-15 DIMM - Intel - WS
HP
N0H86ATSUBSTITUTE
HP 4Gb PC4-2133P-E ECC UB SR x8 CAS-15 DIMM - Intel - WS
HP
840820-001SUBSTITUTE
HP 4Gb PC4-2133P-E ECC UB SR x8 CAS-15 DIMM - Intel - WS
HP
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FREQUENTLY ASKED QUESTIONS
What is 797257-581?
797257-581 is a HP 797257-581 memory module 4 GB DDR4 288-pin DIMM manufactured by HPE.
What parts can replace 797257-581?
There are 3 known substitutes for 797257-581: N0H86AA, 840820-001, N0H86AT. 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.