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Six green DDR5 RDIMM modules without heat spreaders in a tray

NEMIX RAM

NEMIX RAM MR38400-4828K6 288GB 6x48GB DDR5 4800MHz CL40 ECC Registered RDIMM memory upgrade

SKU CH-QEDT-223TQ

A 288 GB DDR5 server memory kit with six 48 GB Registered ECC RDIMMs running at 4800 MHz CL40 and 1.1 V, validated for the GIGABYTE MZ33-AR1 motherboard

  • Total capacity288 GB (6 × 48 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 288GB 6X48GB

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  • 288 GB total capacity from six 48 GB modules
  • DDR5-4800 speed with CL40 latency for server workloads
  • Registered ECC architecture prevents data corruption
  • 1 V operation reduces power draw per module
  • Verified compatibility with Gigabyte MZ33-AR1 motherboard

288GB DDR5-4800 Registered ECC Kit

This 288GB kit contains six 48GB DDR5-4800 Registered ECC RDIMMs built to the exact rank, voltage and timing the GIGABYTE MZ33-AR1 motherboard expects. It targets server administrators who need maximum supported capacity in every slot without manual tuning. The modules are not suitable for workstations or desktops that require unbuffered UDIMMs or non-ECC memory.

Thermals Noise and Power

Each module operates at 1.1V with no heat spreader, relying on the server chassis airflow to maintain temperature under load. Registered buffering reduces electrical load on the memory controller, helping keep system power draw predictable when all six slots are populated. No active cooling or fan headers are present on the DIMMs themselves.

What the Kit Changes

Populating all channels with matched 2Rx8 Registered ECC DIMMs lets the memory controller run at the rated 4800MT/s while ECC corrects single-bit errors before they affect workloads. The kit eliminates the guesswork of mixing capacities or ranks that can force the board to downclock or disable slots. Compatibility is limited to systems that accept 288-pin DDR5 RDIMMs and support the stated population rules.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $6,523.99
Pricier than about 82% of the 21,161 comparable items (median $397.99).
Total capacity 288 GB (6 × 48 GB)
Higher than about 81% of the 20,941 comparable items (median 32 GB).
Price per GB $22.65 per GB
Pricier than about 68% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR38400-4828K6
Total capacity288 GB (6 × 48 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportYes
Buffer typeRegistered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsGIGABYTE
In the box
Included items288 GB 6 × 48 GB DDR5 4800 MHz PC5-38400 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

How do I install this 6-module DDR5 RDIMM kit on the GIGABYTE MZ33-AR1, and which population order do people commonly get wrong?

Install all six 288-pin DDR5 RDIMMs into the motherboard slots following the exact population sequence shown in the GIGABYTE MZ33-AR1 manual; the common mistake is filling slots in numerical order instead of the board-specific interleaved pattern required for full 288 GB recognition at DDR5-4800.

What maintenance or replacement will this ECC Registered DDR5 memory need over its service life?

No routine maintenance is required; the modules have no heat spreaders and run at 1.1 V, so only a failed DIMM would need replacement, which is covered by the manufacturer's lifetime replacement warranty.

What is the first limit that appears when this CL40 DDR5-4800 kit runs sustained workloads on a fully populated server?

The registered buffer and CL40 latency set the throughput ceiling; under continuous load the memory controller reaches its maximum transaction rate before thermal or voltage limits become a factor.

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