• HPE 835955R-B21 16GB DDR4-2666 RDIMM ECC Registered Memory Module
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HPE

HPE 835955R-B21 | 16GB DDR4‑2666 RDIMM, 2Rx8, ECC Registered, CL19, 288‑pin, 1.2V

835955R-B21

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Description

Server‑class 16GB DDR4 RDIMM designed for platforms requiring ECC Registered memory. Running at 2666 MT/s with CL19 timings, this dual‑rank x8 module provides dependable performance, improved signal integrity via register buffering, and energy efficiency at 1.2V for virtualized, database, and general enterprise workloads.

Features

ECC error detection and correction for data integrity
- Registered buffering for improved stability and scalability
- Energy‑efficient 1.2V operation
- Optimized for 24/7 server workloads

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

Capacity: 16GB
- Memory type: DDR4 RDIMM (Registered DIMM) with ECC
- Speed: 2666 MT/s (DDR4‑2666)
- Rank/organization: 2Rx8
- CAS latency: CL19
- Voltage: 1.2V
- Form factor: 288‑pin DIMM
- Compatibility: Servers/workstations requiring DDR4 ECC Registered memory

FAQs

Q: Can this module be used in a desktop PC?
A: No. RDIMMs require server/workstation platforms with ECC Registered support.

Q: Can I mix this RDIMM with LRDIMM modules?
A: Mixing RDIMM and LRDIMM is not supported. Use only one memory type in a system.

Q: What happens if mixed with different speeds?
A: Memory will run at the lowest common supported speed and timings of the installed modules and CPU.

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