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151406901 — Memory Specs & Substitutes

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CISCO · MEMORY · RDIMM
WHAT YOU NEED TO KNOW
Memory is a hot market right now. DDR5 and DDR4 are extremely volatile with data centers driving availability to extreme lows. Always validate machine type and model. Remember: all RAM is Hynix, Samsung, or Micron underneath OEM labels — use that to find alternatives. Key checks: Double-check what you're quoting in volatile market.
HOT market — DDR5/DDR4 extremely volatile
PRODUCT OVERVIEW

CISCO 8GB DDR3-1866-MHz RDIMM/PC3-14900/dual rank/x4/1.5v. Key specifications include Rank: Single Rank (1Rx8), Speed: DDR4-3200, Voltage: 1.2V, Capacity: 8GB, Form Factor: RDIMM. 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→ 151406901
SPECIFICATIONS
RankSingle Rank (1Rx8)
SpeedDDR4-3200
Voltage1.2V
Capacity8GB
Form FactorRDIMM
COMPONENT DIAGRAM
ECC 8GB 2Rx4 PC3 — RDIMM CISCO NOTCH ~133.35 mm DDR3 RDIMM | 8GB | — | PC3 Notch position = DDR3 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR3 RDIMM PN 151406901 MFR CISCO 8GB —
KEY FEATURES
•
DDR3 Interface
•
8GB Capacity
•
DDR3 RDIMM
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 2
HMT31GR7EFR4CRDSubstituteBROKER-VERIFIED
HYNIX 8GB DDR3-1866-MHz RDIMM/PC3-14900/dual rank/x4/1.5v
substitute
UCSMR1X082RZASubstituteBROKER-VERIFIED
CISCO 8GB DDR3-1866-MHz RDIMM/PC3-14900/dual rank/x4/1.5v
substitute
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 151406901?
151406901 is a CISCO 8GB DDR3-1866-MHz RDIMM/PC3-14900/dual rank/x4/1.5v manufactured by CISCO. It is classified as a MEMORY (RDIMM).
What parts can replace 151406901?
There are 2 known substitutes for 151406901: HMT31GR7EFR4CRD, UCSMR1X082RZA. Substitute compatibility should be verified for your specific system.
Is 151406901 still available?
151406901 is currently Unknown.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: October 2026