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445166-051 — HP 1GB, 800MHZ, Pc2-6400, Ddr-2 ECC Sdram

HP · MEMORY · RDIMM
PRODUCT OVERVIEW
HP 1GB, 800MHz, PC2-6400, DDR-2 ECC SDRAM

445166-051: HP 1GB, 800MHZ, Pc2-6400, Ddr-2 ECC Sdram.

HP 1GB, 800MHz, PC2-6400, DDR-2 ECC SDRAM. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MEMORY→ RDIMM→ 445166-051
SPECIFICATIONS
Part Number445166-051
ManufacturerHP
Capacity1GB
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COMPONENT DIAGRAM
ECC 1GB 2Rx4 PC4 — RDIMM HP NOTCH ~133.35 mm DDR4 RDIMM | 1GB | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 445166-051 MFR HP 1GB —
KEY FEATURES
•
1GB Capacity
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
M391T2953GZ3CF7SubstituteBROKER-VERIFIED
Samsung 1GB, 800MHz, PC2-6400, DDR-2 ECC SDRAM
substitute
459932001SubstituteBROKER-VERIFIED
HP 1GB, 800MHZ, Pc2-6400, Ddr-2 ECC Sdram
substitute
450259B21SubstituteBROKER-VERIFIED
HP 1GB, 800MHZ, Pc2-6400, Ddr-2 ECC Sdram
substitute
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 2
450259-B21SUBSTITUTE
HP 1Gb PC2-6400E 800Mhz ECC UB DR x8 CL6 240-Pin DIMM - Intel
HPE
459932-001SUBSTITUTE
HP 1Gb PC2-6400E 800Mhz ECC UB DR x8 CL6 240-Pin DIMM - Intel
HPE
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FREQUENTLY ASKED QUESTIONS
What is 445166-051?
445166-051 is a HP 1GB, 800MHZ, Pc2-6400, Ddr-2 ECC Sdram manufactured by HP. It is classified as a MEMORY (RDIMM).
What parts can replace 445166-051?
There are 3 known substitutes for 445166-051: M391T2953GZ3CF7, 459932001, 450259B21. 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.