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Two green DDR5 SODIMM sticks, black chips, no heat spreader

OWC

OWC 64GB (2x32GB) DDR5 5600 CL46 SODIMM memory upgrade for Dell OptiPlex 7420 AIO

SKU CH-8M5R-7R6J6

A 64 GB DDR5 SODIMM kit running at 5600 MT/s with CL46 latency, built for Dell OptiPlex 7420 AIO systems

  • Capacity64GB (2 x 32GB)
  • Type262-Pin DDR5 Non-ECC SODIMM
  • SpeedDDR5 5600 (PC5 44800)
  • CAS LatencyCL46
  • Voltage1.1V
  • ECCNo

Capacity 64GB (2 x 32GB)

  • 64 GB total capacity from two 32 GB modules for heavy multitasking
  • DDR5 5600 CL46 speed rating keeps data flowing to the CPU
  • 1 V low-voltage operation reduces system power draw
  • JEDEC and RoHS compliant for warranty-safe upgrades
  • Direct replacement for Dell part SNP0X1C3C/32G AC774046

Compatible Dell OptiPlex 7420 AIO upgrade

This OWC kit provides 64GB of DDR5 memory in two 32GB SODIMM modules. It is built for the Dell OptiPlex 7420 AIO and 7420 AIO Plus all-in-one desktops. The modules run at 5600MHz with CL46 latency and operate at the standard 1.1V DDR5 voltage. They are JEDEC-compliant and validated for warranty-safe installation in those specific systems.

Suits owners of the listed OptiPlex models

The kit matches the factory specifications for the Dell OptiPlex 7420 AIO and 7420 AIO Plus, so buyers of those machines can install it with confidence. It is not for users who need ECC error correction or registered buffer signalling, as these modules are non-ECC and unbuffered. Systems that require a different pin count, voltage, or form factor will not accept this memory. Buyers upgrading other Dell models or different brands should verify compatibility before purchasing.

5600MHz DDR5 speed with CL46 timing

The decisive specification is the DDR5 5600 (PC5-44800) rating combined with CL46 CAS latency. This speed and timing pair must be supported by the platform's memory controller for the kit to operate at its rated performance. If the target system only qualifies slower DDR5 grades, the modules will typically downclock, but the rated 5600MHz figure is the key compatibility marker to check against the Dell documentation.

Highlights

  • 64 GB total capacity from two 32 GB modules for heavy multitasking
  • DDR5 5600 CL46 speed rating keeps data flowing to the CPU
  • 1 V low-voltage operation reduces system power draw
  • JEDEC and RoHS compliant for warranty-safe upgrades
  • Direct replacement for Dell part SNP0X1C3C/32G AC774046

Specifications

BrandOWC
Part Number5S6D52R8064P
Capacity64GB (2 x 32GB)
Type262-Pin DDR5 Non-ECC SODIMM
SpeedDDR5 5600 (PC5 44800)
CAS LatencyCL46
Voltage1.1V
ECCNo
Buffered/RegisteredUnbuffered
Rank2Rx8
Heat SpreaderNo
Compatible SystemDell OptiPlex 7420 AIO
Dell OptiPlex 7420 AIO Plus

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Questions about this item

Will the 262-pin DDR5 SODIMM modules fit inside the Dell OptiPlex 7420 AIO chassis?

Yes, the kit uses the standard 262-pin DDR5 SODIMM form factor that matches the memory slots in the Dell OptiPlex 7420 AIO and 7420 AIO Plus.

How do I install the two 32GB modules, and what is the common mistake to avoid?

Power off the AIO, open the memory access panel, insert each module at the correct angle until the side clips click; the frequent error is not pressing firmly enough so the clips do not engage.

What maintenance or replacement will this 64GB DDR5 5600 CL46 kit need over time?

No scheduled maintenance is required; the modules are covered by a limited lifetime warranty with an advanced replacement programme if a fault ever develops.

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