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1510508301 — 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 64GB DDR4-2666-MHz TSV-RDIMM/PC4-21300/quad rank/1.2v. Key specifications include Wattage: 1100W, Connector: C13, Efficiency: Platinum (94%), Form Factor: Hot-plug Redundant, Input Voltage: 100-240V AC. 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→ 1510508301
SPECIFICATIONS
Wattage1100W
ConnectorC13
EfficiencyPlatinum (94%)
Form FactorHot-plug Redundant
Input Voltage100-240V AC
COMPONENT DIAGRAM
ECC 64GB 2Rx4 PC4 2130MHz RDIMM CISCO NOTCH ~133.35 mm DDR4 RDIMM | 64GB | 2130MHz | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 1510508301 MFR CISCO 64GB 2130MHz
KEY FEATURES
•
1100W Power Supply
•
DDR4 Interface
•
64GB Capacity
•
2130MHz Speed
•
DDR4 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 1
UCSMRX64G4RSHSubstituteBROKER-VERIFIED
Cisco 64GB DDR4-2666-MHz TSV-RDIMM/PC4-21300/quad rank/1.2v
substitute
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1510508301?
1510508301 is a Cisco 64GB DDR4-2666-MHz TSV-RDIMM/PC4-21300/quad rank/1.2v manufactured by CISCO. It is classified as a MEMORY (RDIMM).
What parts can replace 1510508301?
There is 1 known substitute for 1510508301: UCSMRX64G4RSH. Substitute compatibility should be verified for your specific system.
Is 1510508301 still available?
1510508301 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