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713985-B21 90 DATA CONFIDENCE
HP · 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: Check OEM alternatives — all RAM is Hynix/Samsung/Micron underneath. Double-check what you're quoting in volatile market.
HOT market — DDR5/DDR4 extremely volatile
PRODUCT OVERVIEW
HP 16GB (1X16GB) 2RX4 PC3L-12800R DDR3-1600-MHZ MEMORY

HP 16GB (1X16GB) 2RX4 PC3L-12800R DDR3-1600-MHZ MEMORY. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-652-4786, indicating validated use in U.S.

government and defense logistics supply chains. 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→ 713985-B21
NSN: 7025-01-652-4786
FSC: 7025 — INFORMATION TECHNOLOGY INPUT/OUTPUT AND STORAGE DEVICES
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part Number713985-B21
ManufacturerHP
InterfaceDDR3
Capacity16GB
NSN7025-01-652-4786
COMPONENT DIAGRAM
ECC 16GB 2Rx4 PC3 — RDIMM HP NOTCH ~133.35 mm DDR3 RDIMM | 16GB | — | PC3 Notch position = DDR3 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR3 RDIMM PN 713985-B21 MFR HP 16GB —
KEY FEATURES
•
DDR3 Interface
•
16GB 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 713985-B21?
713985-B21 is a HP 16GB (1x16gb) 2Rx4 Pc3l-12800r DDR3-1600-Mhz Memory manufactured by HP. It is classified as a MEMORY (RDIMM).
What is the NSN for 713985-B21?
713985-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-652-4786. This indicates validated use in U.S. government and defense supply chains.
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Data sources: FLIS
Last verified: April 2026