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Cisco

Cisco UCSXE-MRX64G2RE5 | 64GB DDR5-6400 RDIMM, 2Rx4, ECC, 288-pin, PC5-51200

UCSXE-MRX64G2RE5

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Description

High-capacity DDR5-6400 ECC Registered server memory providing 64GB per module with a 2Rx4 organization for robust multi-rank performance. Leveraging 16Gb ICs, an on-module PMIC, and on-die ECC, it delivers stable, high-bandwidth operation for memory-intensive workloads on DDR5 RDIMM platforms.

Features

64GB capacity for memory-dense configurations
- DDR5-6400 throughput for next-generation servers
- 2Rx4 organization for improved parallelism
- ECC Registered for reliability under heavy workloads
- JEDEC-compliant DDR5 with PMIC and on-die ECC

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: 64GB
- Memory type: DDR5 RDIMM (ECC Registered)
- Data rate: 6400 MT/s (DDR5-6400, PC5-51200)
- Rank: 2Rx4
- DRAM density: 16Gb ICs
- Form factor: 288-pin DIMM
- Voltage: 1.1V nominal (DDR5)
- On-module PMIC: Yes
- Error correction: ECC with on-die ECC (DDR5)
- Compatibility: DDR5 RDIMM-capable server platforms

FAQs

Q: Is this module ECC?
A: Yes. It is an ECC Registered (RDIMM) DDR5 module.

Q: Can I mix this 64GB RDIMM with 32GB RDIMMs?
A: Mixing capacities may be supported by some platforms but can affect performance and speed; consult the server’s memory population rules.

Q: What rank is this module?
A: 2Rx4.

Q: Does it work in DDR4 systems?
A: No. It requires a DDR5 RDIMM-capable platform.

Q: What is the nominal operating voltage?
A: Approximately 1.1V with an on‑module PMIC.

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