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OWC

OWC 16GB DDR4 3200 CL22 1.2V 288-pin DIMM desktop RAM

SKU CH-Z1XZ-S1DKB

A 16 GB DDR4 3200 CL22 1.2 V 288-pin unbuffered DIMM for desktop PCs, workstations and NAS systems, backward compatible with 2133, 2400, 2666 and 2933 MHz

  • Capacity16GB
  • SpeedDDR4 3200 (PC4 25600)
  • CAS Latency22
  • Voltage1.2V
  • ECCNo
  • Buffered/RegisteredUnbuffered
  • Boosts multitasking with 16GB DDR4 3200MHz capacity
  • Speeds data access at 3200MHz CL22 timing
  • Runs cool and efficient at 1.2V standard voltage
  • Fits desktops, workstations and NAS via 288-pin DIMM
  • Works with 2133, 2400, 2666 and 2933MHz systems

16GB DDR4 3200 desktop module

This OWC DIMM adds 16GB of DDR4 3200 memory to desktop PCs, workstations and compatible NAS systems. It runs at 1.2V with CL22 latency and uses a standard 288-pin unbuffered non-ECC layout. The single-rank 1Rx8 design keeps installation straightforward for a DIY upgrade.

Replaces Crucial CT16G4DFRA32A

The module is a direct replacement for the Crucial CT16G4DFRA32A and matches its JEDEC PC4-25600 specification. It also operates at 2133, 2400, 2666 and 2933MHz when the platform requires a lower speed. The jump is worth it when your system currently runs slower DDR4 or has empty slots and you need more capacity at the standard 3200MT/s rate.

16GB capacity for multitasking headroom

A single 16GB stick comfortably handles everyday multitasking, larger documents and multiple browser tabs alongside background services. It runs out when workloads demand more than 16GB total, such as heavy virtualisation, big video timelines or large in-memory databases, at which point adding a second module or moving to a higher-capacity kit becomes necessary.

Highlights

  • Boosts multitasking with 16GB DDR4 3200MHz capacity
  • Speeds data access at 3200MHz CL22 timing
  • Runs cool and efficient at 1.2V standard voltage
  • Fits desktops, workstations and NAS via 288-pin DIMM
  • Works with 2133, 2400, 2666 and 2933MHz systems

Specifications

BrandOWC
Part Number3U2D41R816GB
Capacity16GB
SpeedDDR4 3200 (PC4 25600)
CAS Latency22
Voltage1.2V
ECCNo
Buffered/RegisteredUnbuffered
ColorStandard
Heat SpreaderNo
Recommend UseDesktops
LED ColorNone

Questions about this item

Will the 288-pin DIMM fit a standard desktop motherboard slot?

Yes, the module uses the standard 288-pin DDR4 DIMM form factor that matches desktop motherboard slots.

What is the correct way to seat the module so the retention clips click?

Align the notch on the module with the slot key, press down firmly and evenly on both ends until the side clips snap into place.

Does the 16GB capacity limit future expansion on a four-slot board?

No, a single 16GB stick leaves three slots free for additional modules up to the motherboard maximum.

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