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Two green DDR5 RDIMM modules without heat spreaders, 288-pin, 192GB kit

NEMIX RAM

NEMIX RAM 192GB (2x96GB) DDR5 4800 CL40 1.1V ECC RDIMM memory upgrade for GIGABYTE MZ33-AR1

SKU CH-QMMC-EKTMY

192 GB DDR5-4800 ECC registered RDIMM kit (2 × 96 GB, CL40, 1.1 V) validated for the Gigabyte MZ33-AR1 server motherboard

  • Total capacity192 GB (2 × 96 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 192GB 2X96GB

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  • 192 GB capacity in a matched 2 x 96 GB kit
  • DDR5 4800 speed with CL40 latency for rated performance
  • Registered ECC design corrects single-bit errors automatically
  • 10 V operation meets the motherboard's voltage spec
  • 288-pin RDIMM form factor fits the GIGABYTE MZ33-AR1 slots

Exact-match upgrade for GIGABYTE MZ33-AR1

This 192GB kit delivers two 96GB DDR5-4800 registered ECC modules built to the board's exact rank, voltage and timing requirements. The 2Rx4 organization and 1.10V operation let the memory controller recognize full capacity at rated speed without manual tuning. Server administrators handling virtualization or database workloads get the density they need in a validated form factor.

Registered ECC architecture with 2Rx4 layout

Registered buffering reduces electrical load on the memory controller so all slots can run fully populated at 4800 MT/s. On-die ECC corrects single-bit errors in real time, preventing silent data corruption that would otherwise crash production services. The kit ships as a matched pair with no heat spreaders, relying on server chassis airflow for thermal management.

DDR5-4800 interface practical limits

The PC5-38400 standard tops out at 4800 MT/s, so workloads needing higher bandwidth must use a platform that supports faster DDR5 speeds. CL40 latency is fixed by the JEDEC base specification and cannot be tightened without modules rated for lower timings. Only motherboards wired for 288-pin RDIMMs with registered ECC support can use this kit; UDIMM or SODIMM systems are physically and electrically incompatible.

How it compares

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

Price $5,200.99
Pricier than about 80% of the 21,161 comparable items (median $397.99).
Total capacity 192 GB (2 × 96 GB)
Higher than about 75% of the 20,941 comparable items (median 32 GB).
Price per GB $27.09 per GB
Pricier than about 75% 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 numberMR38400-9624K2
Total capacity192 GB (2 × 96 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 rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsGIGABYTE
In the box
Included items192 GB 2 × 96 GB DDR5 4800 MHz PC5-38400 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

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Questions about this item

Will the 2Rx4 RDIMM modules need any firmware updates or reseating after installation?

Registered ECC RDIMM modules of this specification are designed for plug-and-play operation in the GIGABYTE MZ33-AR1; no firmware updates or routine reseating are required once they are correctly seated at first install.

What limits sustained throughput when all 192GB are active at DDR5-4800?

The CL40 latency at 4800 MT/s sets the timing ceiling, while the registered buffer and 2Rx4 organisation keep every slot stable at full population without downclocking.

How much heat and power will the kit draw running 24/7 at 1.1V?

Operating at 1.1V with no heat spreader, the two 96GB RDIMMs rely on server chassis airflow; power draw stays within standard DDR5 RDIMM limits for this voltage and density.

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