Name: HP 8GB (1x8gb) Pc3l-12800r DDR3 1Rx4 Memory
Brand: HP
SKU: 731765-B21

731765-B21 ✓ Verified by PartsTable

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 8GB (1X8GB) PC3L-12800R DDR3 1RX4 MEMORY

HP 8GB (1X8GB) PC3L-12800R DDR3 1RX4 MEMORY. Key specifications include Speed: DDR4-2666, Voltage: 1.2V, Capacity: 16GB, 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→ 731765-B21

SPECIFICATIONS

Speed	DDR4-2666
Voltage	1.2V
Capacity	16GB
Form Factor	RDIMM

COMPONENT DIAGRAM

KEY FEATURES

•

DDR3 Interface

•

8GB 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 2

735302-001Compatible

HP 8Gb PC3L-12800R 1600Mhz ECC REG SR x4 CAS-11 LV DIMM - Intel v2 - G8

compatible

731656-081Compatible

HP 8Gb PC3L-12800R 1600Mhz ECC REG SR x4 CAS-11 LV DIMM - Intel v2 - G8

compatible

LIFECYCLE

StatusUNKNOWN

Availability—

RoHS CompliantEAR99ESD SensitiveNot HAZMAT

THIS PART SUBSTITUTES FOR 2

731656-081SUBSTITUTE

HP 8Gb PC3L-12800R 1600Mhz ECC REG SR x4 CAS-11 LV DIMM - Intel v2 - G8

HPE

735302-001SUBSTITUTE

HP 8Gb PC3L-12800R 1600Mhz ECC REG SR x4 CAS-11 LV DIMM - Intel v2 - G8

HPE

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FREQUENTLY ASKED QUESTIONS

What is 731765-B21?

731765-B21 is a HP 8GB (1x8gb) Pc3l-12800r DDR3 1Rx4 Memory manufactured by HP. It is classified as a MEMORY (RDIMM).

What parts can replace 731765-B21?

There are 2 known substitutes for 731765-B21: 735302-001, 731656-081. Substitute compatibility should be verified for your specific system.

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