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Green rectangular circuit board with gold edge connectors and black memory chips no heat spreader

OWC

OWC 64GB DDR4 3200 CL22 2Rx4 288-pin 1.2V ECC Registered RDIMM for Dell SNPP2MYXC/64G server RAM

SKU CH-C25V-QARDK

A single 64 GB DDR4 3200 CL22 ECC registered RDIMM for Dell servers and workstations

  • CAS latency22
  • Rated voltage1.2 V
  • Buffer typeRegistered
  • Product type288-Pin DDR4 ECC RDIMM
  • 64 GB capacity supports large server workloads
  • DDR4 3200 MHz speed with CL22 latency
  • ECC registered design protects data integrity
  • 2 V operation reduces power consumption
  • Backward compatible with 2133, 2400, 2666, 2933 MHz systems

Capacity and purpose

This OWC module is a 64GB DDR4 3200 CL22 ECC registered RDIMM built for Dell SNPP2MYXC/64G servers and compatible workstations or NAS systems. It delivers a single 288-pin DIMM at 1.2V with 2Rx4 organisation for high-density memory expansion.

Upgrade scope and timing

It replaces lower-capacity or slower DDR4 registered ECC modules and runs at 3200MHz while remaining backward compatible with 2133MHz, 2400MHz, 2666MHz and 2933MHz bus speeds. The jump is worthwhile when a server or workstation needs maximum registered ECC capacity per slot without mixing unbuffered or load-reduced memory types.

Fit and exclusions

The module suits administrators extending the life of existing DDR4 registered ECC platforms or building new JEDEC-compliant systems that require 64GB per DIMM. It is not for standard desktop computers, laptops, or any system that accepts only unbuffered non-ECC or load-reduced memory.

How it compares

Measured against everything we stock in ECC Server RAM, at today’s prices. Recalculated every night.

Price $421.99
Pricier than about 67% of the 6,523 comparable items (median $188.99).
CAS latency 22
Lower than about 80% of the 439 comparable items (median 40).

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Specifications

Product
Brand nameOWC
Part number3R2D42R464 GB
Product type288-Pin DDR4 ECC RDIMM
Memory
CAS latency22
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Power
Rated voltage1.2 V

Questions about this item

Will this 288-pin DDR4 RDIMM fit a standard server DIMM slot?

Yes, the module uses the 288-pin DDR4 registered DIMM form factor used by compatible Dell servers and workstations.

What is the correct seating procedure for this registered ECC module, and what step is often missed?

Align the notch with the slot key, press straight down until both retention clips click, then verify the module height matches adjacent DIMMs so the register aligns with the memory controller.

Does this 1.2 V RDIMM require any periodic maintenance or scheduled replacement?

No scheduled maintenance is needed; the module is a solid-state component rated for continuous server operation and is replaced only if a memory error occurs.

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