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Green circuit board with gold contacts and black memory chips, no heat spreader

OWC

OWC 128GB DDR5 5600 CL46 4Rx4 288-pin 1.1V ECC RDIMM Dell Precision 7875

SKU CH-XCS6-N2032

A 128GB DDR5 5600 ECC registered DIMM validated for the Dell Precision 7875 workstation

  • Capacity128GB
  • Type288-Pin DDR5 ECC RDIMM
  • SpeedDDR5 5600 (PC5 44800)
  • CAS Latency46
  • Voltage1.1V
  • ECCYes

Capacity 128GB

  • ECC registered design protects data integrity in workstations
  • 128GB single module maximises capacity for Dell Precision 7875
  • DDR5 5600 speed with CL46 latency boosts throughput
  • 1V operation reduces power draw under load
  • JEDEC and RoHS compliant for warranty-safe upgrades

Precision 7875 Workstation Memory

This 128GB DDR5 ECC RDIMM is built for the Dell Precision 7875 workstation. It provides registered error-correcting memory required for stable operation in professional workstations and servers. The single-module design delivers high capacity in one 288-pin slot.

Replacing Standard or Lower-Capacity DIMMs

The module upgrades systems running standard unbuffered memory or smaller registered DIMMs that cannot meet ECC requirements. The jump is worth it when workloads demand data integrity and capacities beyond what consumer memory supports. It cannot be mixed with unbuffered or load-reduced ECC modules.

Verify Registered ECC Support and Slot Availability

Confirm the Precision 7875 motherboard accepts 4Rx4 registered ECC RDIMMs at 1.1V before ordering. Ensure an empty 288-pin DDR5 slot is available and that existing modules share the same registered ECC specification. Mixing registered with unbuffered or load-reduced memory will prevent the system from booting.

Highlights

  • ECC registered design protects data integrity in workstations
  • 128GB single module maximises capacity for Dell Precision 7875
  • DDR5 5600 speed with CL46 latency boosts throughput
  • 1V operation reduces power draw under load
  • JEDEC and RoHS compliant for warranty-safe upgrades

Specifications

BrandOWC
Part Number5R6D54R4128G
Capacity128GB
Type288-Pin DDR5 ECC RDIMM
SpeedDDR5 5600 (PC5 44800)
CAS Latency46
Voltage1.1V
ECCYes
Buffered/RegisteredRegistered
Rank4Rx4
Heat SpreaderNo
Compatible SystemDell Precision 7875

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Questions about this item

Will this 288-pin DDR5 ECC RDIMM fit the Dell Precision 7875 memory slots?

Yes, the module is a 288-pin DDR5 ECC Registered DIMM built specifically for the Dell Precision 7875 workstation.

What is the correct way to install this 4Rx4 registered module, and what step do people often miss?

Align the notch with the slot key, press firmly until both retention clips click, and ensure the system is configured for registered ECC memory — mixing with unbuffered or load-reduced DIMMs will prevent boot.

When will this 128 GB DDR5 5600 CL46 module need replacement or maintenance?

The JEDEC-compliant 1.1 V DDR5 module has no moving parts and requires no scheduled maintenance; replace only if a memory diagnostic reports correctable or uncorrectable ECC errors.

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