PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 872837-091

872837-091 — Memory Specs & Substitutes

✓ Verified by PartsTable
HPE · 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

HP 16Gb PC4-2666V-R ECC REG SR x4 CAS-19 DIMM - Intel - G10. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
872837-091
SPECIFICATIONS
Part Number872837-091
ManufacturerHPE
Capacity16GB
Speed2666MHz
COMPONENT DIAGRAM
ECC 16GB 2Rx4 PC4 2666MHz RDIMM HPE NOTCH ~133.35 mm DDR4 RDIMM | 16GB | 2666MHz | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 872837-091 MFR HPE 16GB 2666MHz
KEY FEATURES
•
16GB Capacity
•
2666MHz Speed
•
Generation 10 Platform
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
867855-B21Compatible
HP 16Gb PC4-2666V-R ECC REG SR x4 CAS-19 DIMM Standard - Intel - G10
compatible
872970-001Compatible
HP 16Gb PC4-2666V-R ECC REG SR x4 CAS-19 DIMM Standard - Intel - G10
compatible
1XD85AACompatible
HP 16GB PC4-2666V-R ECC Reg Sr X4 Cas-19 Dimm - Intel - WS
compatible
1XD85ATCompatible
HP 16GB PC4-2666V-R ECC Reg Sr X4 Cas-19 Dimm - Intel - WS
compatible
815098-H21Compatible
HP 16Gb PC4-2666V-R ECC REG SR x4 CAS-19 DIMM - Intel - G10
compatible
815098-K21Compatible
HP 16Gb PC4-2666V-R ECC REG SR x4 CAS-19 DIMM - Intel - G10
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 2
867855-B21SUBSTITUTE
HP 16Gb PC4-2666V-R ECC REG SR x4 CAS-19 DIMM Standard - Intel - G10
HPE
872970-001SUBSTITUTE
HP 16Gb PC4-2666V-R ECC REG SR x4 CAS-19 DIMM Standard - Intel - G10
HPE
Ready to buy 872837-091?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 872837-091?
872837-091 is a HP 16Gb PC4-2666V-R ECC REG SR x4 CAS-19 DIMM - Intel - G10 manufactured by HPE.
What parts can replace 872837-091?
There are 12 known substitutes for 872837-091: 867855-B21, 872970-001, 1XD85AA and 9 more. Substitute compatibility should be verified for your specific system.
Is 872837-091 still available?
872837-091 is currently Unknown.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 872837-091

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026