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A2Z49AT — HP A2Z49AT memory module 4 GB 1 x 4 GB DDR3 240-pin DIMM ECC

HPE · DIMM
PRODUCT OVERVIEW

A2Z49AT: HP A2Z49AT memory module 4 GB 1 x 4 GB DDR3 240-pin DIMM ECC.

4GB (1x4GB configuration) of DDR3-1600 ECC Registered DIMMs. Boost the capabilities of your HP Workstation and keep it performing reliably with HP 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.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

SPECIFICATIONS
Part NumberA2Z49AT
ManufacturerHPE
InterfaceDDR3
Capacity4GB
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COMPONENT DIAGRAM
ECC 4GB 2Rx4 PC3 — RDIMM HPE 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 A2Z49AT MFR HPE 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 7
A2Z49AACompatiblePARTNER
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel - WS
compatible
682416-001CompatiblePARTNER
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel - WS
compatible
647648-571CompatiblePARTNER
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel - WS
compatible
A0V52AVCompatiblePARTNER
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel for Z820
compatible
647648-071CompatiblePARTNER
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel v1 - G8
compatible
647895-B21CompatiblePARTNER
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel v1 - G8
compatible
LIFECYCLE
Manufacturer release date (catalog record)2012-04-01
THIS PART SUBSTITUTES FOR 4
A0V52AVSUBSTITUTE
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel - WS
HP
A2Z49AASUBSTITUTE
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel - WS
HP
647648-571SUBSTITUTE
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel - WS
HP
682416-001SUBSTITUTE
HP 4Gb PC3-12800R 1600Mhz ECC REG SR x4 CAS-11 DIMM - Intel - WS
HP
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FREQUENTLY ASKED QUESTIONS
What is A2Z49AT?
A2Z49AT is a HP A2Z49AT memory module 4 GB 1 x 4 GB DDR3 240-pin DIMM ECC manufactured by HPE.
What parts can replace A2Z49AT?
There are 7 known substitutes for A2Z49AT: A2Z49AA, 682416-001, 647648-571 and 4 more. 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.