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Four green circuit boards with black memory chips and gold edge connectors, no heat spreaders

NEMIX RAM

NEMIX RAM MD44800-328K4 128GB (4x32GB) DDR5 5600 CL46 1.1V 2Rx8 UDIMM memory upgrade

SKU CH-6DDM-4Q6XN

128GB kit of four 32GB DDR5 UDIMM modules running at 5600MHz with CL46 latency and 1.1V operation

  • Capacity128GB (4 x 32GB)
  • SpeedDDR5 5600 (PC5 44800)
  • ECCNo
  • Buffered/RegisteredUnbuffered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 128GB total capacity across four 32GB modules
  • DDR5 5600 speed rated at PC5-44800 bandwidth
  • Low 1.1V operating voltage for efficient power draw
  • 2Rx8 dual-rank organisation on 288-pin UDIMM form factor
  • Validated for MSI MAG B650 Tomahawk WiFi motherboard

128GB DDR5 kit for MSI B650 Tomahawk

This 128GB kit contains four 32GB DDR5 UDIMMs validated for the MSI MAG B650 Tomahawk WiFi motherboard. It targets builders and IT professionals who need maximum supported capacity on this platform without ECC or registered buffers.

Standard JEDEC voltage and unbuffered design

The modules operate at the standard 1.10V DDR5 voltage with a CL46 latency at 5600 MT/s. Unbuffered, non-ECC organisation means the memory controller handles all signalling directly, keeping power draw and thermal load within normal desktop limits.

Four-module kit with lifetime replacement coverage

The package delivers the full 128GB in matched 2Rx8 modules so the board can populate all four slots immediately. NEMIX RAM backs the kit with a lifetime replacement warranty and US-based technical support for compatibility questions.

Highlights

  • 128GB total capacity across four 32GB modules
  • DDR5 5600 speed rated at PC5-44800 bandwidth
  • Low 1.1V operating voltage for efficient power draw
  • 2Rx8 dual-rank organisation on 288-pin UDIMM form factor
  • Validated for MSI MAG B650 Tomahawk WiFi motherboard

Specifications

BrandNEMIX RAM
SeriesMSI Gaming Motherboard Compatible Series Memory
ModelMSI DDR5 5600MHZ Non-ECC Unbuffered UDIMM
Part NumberMD44800-328K4
Capacity128GB (4 x 32GB)
SpeedDDR5 5600 (PC5 44800)
ECCNo
Buffered/RegisteredUnbuffered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemMSI
CAS LatencyCL46
Heat SpreaderNo
Type288-Pin DDR5 UDIMM
Rank2Rx8
FeaturesDDR5 Non-ECC Unbuffered UDIMM Motherboard Compatible
Package Content128GB (4X32GB) DDR5 5600MHZ PC5-44800 2Rx8 1.1V CL46 288-PIN Non-ECC Unbuffered UDIMM KIT

Questions about this item

How do I install the 288-pin DDR5 UDIMM modules on the MSI MAG B650 Tomahawk WiFi, and which slot order avoids the common mistake?

Insert each 32 GB stick into the four DDR5 slots following the motherboard manual's population order — usually the second and fourth slots first, then the remaining pair — pressing straight down until the retention clips click on both ends.

What maintenance or replacement will the 128 GB kit need over its lifetime?

No scheduled maintenance is required; the unbuffered non-ECC modules have no heat spreader or moving parts, so only a rare full-kit replacement would be needed if a module fails.

What limit appears first when the 5600 MT/s CL46 1.10 V kit runs sustained heavy workloads?

The CAS latency of 46 cycles at the rated 5600 MT/s speed is the primary timing constraint that governs sustained throughput.

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