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Green rectangular DDR4 memory module with gold edge connectors and black chips on both sides, no heat spreader

OWC

OWC 128GB DDR4 3200 CL22 8Rx4 288-pin 1.2V ECC Registered RDIMM memory upgrade

SKU CH-TQQ0-MVFWN

A single 128GB DDR4 3200 ECC registered RDIMM for ASRock server motherboards including SPC621D8U-2T

  • Capacity128GB
  • Type288-Pin DDR4 ECC RDIMM
  • SpeedDDR4 3200 (PC4 25600)
  • CAS Latency22
  • Voltage1.2V
  • ECCYes
  • 128 GB single-module capacity simplifies high-density server upgrades
  • ECC registered design detects and corrects data errors for workload reliability
  • JEDEC-standard DDR4 3200 CL22 at 1.2 V ensures broad platform compatibility
  • Backward compatible with 2133, 2400, 2666 and 2933 MHz speeds
  • Validated for ASRock SPC621D8U-2T and SP2C621D16 series motherboards

Server Memory Upgrade

This 128GB DDR4 ECC Registered RDIMM is built for ASRock server motherboards including the SPC621D8U-2T and SP2C621D16 series. It targets administrators expanding capacity in workstations, servers or NAS systems that require registered error-correcting memory. The single-module design simplifies slot population on compatible platforms.

Sustained Workload Behaviour

Operating at DDR4 3200 with CL22 latency and 1.2V, the module maintains JEDEC-standard timing during continuous operation. Registered buffering reduces electrical load on the memory controller, helping stability when all channels are populated. Backward compatibility with 2133, 2400, 2666 and 2933MHz buses allows deployment in mixed-speed configurations without manual down-clocking.

Build and Installation Notes

The 288-pin form factor fits standard DDR4 RDIMM slots on the listed ASRock boards. No heat spreader is fitted, so airflow across the PCB is unimpeded in dense server chassis. The module cannot be mixed with unbuffered or load-reduced DIMMs, and it will not function in standard desktop systems that lack registered memory support.

Punti di forza

  • 128 GB single-module capacity simplifies high-density server upgrades
  • ECC registered design detects and corrects data errors for workload reliability
  • JEDEC-standard DDR4 3200 CL22 at 1.2 V ensures broad platform compatibility
  • Backward compatible with 2133, 2400, 2666 and 2933 MHz speeds
  • Validated for ASRock SPC621D8U-2T and SP2C621D16 series motherboards

Caratteristiche tecniche

BrandOWC
Part Number3R2D48R4128G
Capacity128GB
Type288-Pin DDR4 ECC RDIMM
SpeedDDR4 3200 (PC4 25600)
CAS Latency22
Voltage1.2V
ECCYes
Buffered/RegisteredRegistered
Rank8Rx4
Heat SpreaderNo
Compatible SystemASRock Server Motherboard SPC621D8U-2T
ASRock Server Motherboard SP2C621D16-2T
ASRock Server Motherboard SP2C621D16-2T/X550
ASRock Server Motherboard SP2C621D16HM3
ASRock Server Motherboard SP2C621D16N-2L2T

Domande su questo articolo

How much power does the 128GB DDR4 3200 CL22 8Rx4 module draw at its rated 1.2V during sustained server workloads?

The module operates at the standard DDR4 voltage of 1.2V. Power draw scales with the 128GB capacity and 8Rx4 organisation, so sustained server loads will consume more watts than lower-density DIMMs, but the voltage remains fixed at 1.2V.

Which motherboard features must my system already provide for this 288-pin ECC Registered RDIMM to function?

Your motherboard must support DDR4 ECC Registered memory in a 288-pin DIMM slot, accept 8Rx4 modules, and run at 1.2V. The listed ASRock SPC621D8U-2T and SP2C621D16 series boards meet these requirements.

Will this 3200MHz CL22 8Rx4 RDIMM run reliably alongside older 2666MHz or 2933MHz ECC Registered DIMMs I keep in the same server?

Yes. The module is backward compatible with 2133MHz, 2400MHz, 2666MHz and 2933MHz speeds. When mixed, all DIMMs will operate at the lowest common speed and the tightest shared timings.

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