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Green bare circuit board DDR4 UDIMM memory module 288 pins 16GB CL22 3200MHz

NEMIX RAM

NEMIX RAM 16GB DDR4 3200 CL22 2Rx8 UDIMM MSI B550-A PRO memory upgrade

SKU CH-8RAT-RWEBH

16 GB DDR4-3200 CL22 UDIMM module validated for MSI B550-A PRO motherboards

  • Capacity16GB
  • SpeedDDR4 3200 (PC4 25600)
  • ECCNo
  • Buffered/RegisteredUnbuffered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.20V
  • 16 GB DDR4 3200 MHz adds responsive capacity
  • CL22 latency at 1.2 V keeps power draw low
  • 2Rx8 dual-rank layout improves memory throughput
  • 288-pin UDIMM fits MSI B550-A PRO directly
  • Major OEM chips tested under load for stability

Compatible DDR4 upgrade for MSI B550-A PRO

This 16 GB DDR4 3200 module is validated for the MSI B550-A PRO motherboard. It installs in a standard 288-pin UDIMM slot and runs at 1.2 V without ECC or buffering. The single stick adds capacity for everyday workloads and multitasking. No heat spreader is fitted.

Thermals noise and power draw

Operating at the standard 1.2 V DDR4 voltage, the module draws minimal power and produces negligible heat. Without a heat spreader or active cooling it runs silently in normal desktop use. The unbuffered design keeps latency low at CL22. System airflow is sufficient for typical loads.

Build quality and daily handling

Chips from major OEM suppliers are stress tested under load before shipping. The bare PCB fits tightly spaced DIMM slots and works with large CPU coolers. A single 16 GB stick leaves three slots free for future expansion on four-slot boards. Installation takes minutes with no tools required.

Highlights

  • 16 GB DDR4 3200 MHz adds responsive capacity
  • CL22 latency at 1.2 V keeps power draw low
  • 2Rx8 dual-rank layout improves memory throughput
  • 288-pin UDIMM fits MSI B550-A PRO directly
  • Major OEM chips tested under load for stability

Specifications

BrandNEMIX RAM
SeriesMSI Gaming Motherboard Compatible Series Memory
ModelMSI DDR4 3200MHZ Non-ECC Unbuffered UDIMM
Part NumberMD25600-628K1
Capacity16GB
SpeedDDR4 3200 (PC4 25600)
ECCNo
Buffered/RegisteredUnbuffered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.20V
Compatible SystemMSI
CAS LatencyCL22
Heat SpreaderNo
Type288-Pin DDR4 UDIMM
Rank2Rx8
FeaturesDDR4 Non- ECC Unbuffered UDIMM Motherboard Compatible
Package Content16GB (1X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V CL22 288-PIN Non-ECC Unbuffered UDIMM

Questions about this item

How do I install the 288-PIN DDR4 UDIMM in the MSI B550-A PRO and what step is often missed?

Align the notch on the 288-PIN DDR4 UDIMM with the slot key, press down firmly until both side clips click, and verify the motherboard detects the full 16GB at 3200MHz in BIOS.

What maintenance or replacement will the 16GB CL22 module need over time?

No scheduled maintenance is required; the module has no heat spreader and runs at 1.20V, so only replace it if memory errors appear or capacity needs increase.

What limit appears first when the 2Rx8 kit runs sustained workloads?

The CL22 latency at 3200MHz sets the throughput ceiling before thermal throttling becomes a factor on this unbuffered 1.2V design.

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