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Green rectangular DDR5 memory module with gold contacts and black chips, no heat spreader

OWC

OWC 64GB DDR5 5600 CL46 2Rx4 288-pin 1.1V ECC Registered RDIMM Dell Precision 7875

SKU CH-QQ7W-WSYT1

A 64GB DDR5 5600 ECC registered RDIMM built for the Dell Precision 7875 workstation

  • Capacity64GB
  • Type288-Pin DDR5 ECC RDIMM
  • SpeedDDR5 5600 (PC5 44800)
  • CAS Latency46
  • Voltage1.1V
  • ECCYes

Capacity 64GB

  • 64 GB capacity handles heavy workloads and large datasets
  • ECC registered design detects and corrects memory errors for data integrity
  • DDR5 5600 speed delivers high bandwidth for demanding applications
  • Single 2Rx4 module simplifies upgrades in Dell Precision 7875
  • 1 V operation reduces power draw and heat output

Dell Precision 7875 upgrade

This 64GB DDR5 module is built for the Dell Precision 7875 workstation. It delivers ECC registered operation at 5600MHz with CL46 latency. The single DIMM adds substantial capacity for memory-intensive workloads. It is not compatible with standard desktop computers or unbuffered memory configurations.

Registered ECC integration

The 288-pin RDIMM requires a platform that supports registered ECC DDR5 at 1.1V. It cannot be mixed with unbuffered or load-reduced modules in the same system. The single-rank 2Rx4 organisation leaves additional slots free for further expansion. JEDEC compliance ensures the module meets the workstation's qualified-vendor requirements.

Sustained error-corrected throughput

Under continuous load the registered buffer reduces electrical loading on the memory controller. On-die ECC corrects single-bit errors without halting the workflow. The 1.1V operating voltage keeps power draw stable during extended compute sessions. CL46 timing remains consistent across the full 64GB capacity.

Puntos fuertes

  • 64 GB capacity handles heavy workloads and large datasets
  • ECC registered design detects and corrects memory errors for data integrity
  • DDR5 5600 speed delivers high bandwidth for demanding applications
  • Single 2Rx4 module simplifies upgrades in Dell Precision 7875
  • 1 V operation reduces power draw and heat output

Especificaciones

BrandOWC
Part Number5R6D52R464GB
Capacity64GB
Type288-Pin DDR5 ECC RDIMM
SpeedDDR5 5600 (PC5 44800)
CAS Latency46
Voltage1.1V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
Heat SpreaderNo
Compatible SystemDell Precision 7875

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Preguntas sobre este artículo

Will the 5600 MT/s speed and CL46 latency hold steady during continuous ECC workloads?

The module is rated at 5600 MT/s with CL46 latency at 1.1 V. DDR5 PMIC on the DIMM manages voltage regulation, so the rated speed and latency are maintained within JEDEC limits during sustained operation.

How much heat does a registered 64 GB stick produce when the Precision 7875 runs all day?

Registered DDR5 at 1.1 V typically draws a few watts per module. The Precision 7875 chassis uses directed airflow across the DIMM slots, so the stick stays within thermal limits without a heat spreader.

Does the Precision 7875 motherboard need a specific BIOS revision or CPU to accept this 2Rx4 registered DIMM?

The Dell Precision 7875 is qualified for 288-pin DDR5 5600 ECC RDIMM. Install the module in a supported slot and the system will recognise the 64 GB capacity at 5600 MT/s.

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