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Twelve green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM DDR5 4800 CL40 192GB 12x16GB ECC Registered RDIMM memory upgrade

SKU CH-66WH-QK0N2

192 GB kit of twelve 16 GB DDR5-4800 CL40 registered ECC RDIMMs at 1.1 V for the GIGABYTE MZ33-AR1 motherboard

  • Total capacity192 GB (12 × 16 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 192GB 12X16GB

Show 18 more
  • 192 GB total capacity from twelve 16 GB modules
  • DDR5 4800 MT/s speed with CL40 latency for server workloads
  • Registered ECC design corrects single-bit errors automatically
  • 1 V operation matches DDR5 server specifications
  • 288-pin RDIMM form factor fits GIGABYTE MZ33-AR1 motherboard

192GB DDR5 RDIMM kit for GIGABYTE MZ33-AR1

This 12-module kit delivers 192GB of DDR5-4800 registered ECC memory built to the exact rank, voltage and timing the GIGABYTE MZ33-AR1 motherboard expects. Each 16GB stick is a 1Rx8 RDIMM running at 1.1V with CL40 latency so the server recognises full capacity at rated speed without manual tuning.

DDR5-4800 bandwidth and registered-ECC limits

The PC5-38400 interface caps peak throughput at the JEDEC base data rate and the registered buffer adds one cycle of latency per command. ECC corrects single-bit errors on the fly but cannot recover from multi-bit failures and the 288-pin RDIMM form factor will not fit UDIMM or SODIMM slots on other platforms.

Installing a full 12-slot population

All twelve slots must follow the motherboard’s prescribed population order or the system will halt at POST with no video output. Missing the documented sequence is the most common reason a verified kit appears defective so consult the board manual before seating any module.

How it compares

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

Price $4,808.99
Pricier than about 79% of the 21,161 comparable items (median $397.99).
Total capacity 192 GB (12 × 16 GB)
Higher than about 75% of the 20,941 comparable items (median 32 GB).
Price per GB $25.05 per GB
Pricier than about 70% 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 numberMR38400-618K12
Total capacity192 GB (12 × 16 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 rank1Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsGIGABYTE
In the box
Included items192 GB 12 × 16 GB DDR5 4800 MHz PC5-38400 1Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Should I buy the 12-module 192GB kit or a smaller capacity for my GIGABYTE MZ33-AR1?

The 12 x 16GB kit fills all slots on the MZ33-AR1 and delivers the full 192GB the board supports at DDR5-4800; choose it when you need maximum registered ECC capacity.

What does the DDR5-4800 CL40 rating mean once the modules are installed in the server?

The memory will run at 4800 MT/s with a CAS latency of 40 cycles at 1.1 V, giving the registered ECC throughput the MZ33-AR1 memory controller expects.

Is the 288-pin RDIMM interface compatible with standard DDR5 UDIMM slots?

No — the 288-pin registered RDIMM form factor is keyed differently and only works in server boards like the MZ33-AR1 that require registered ECC modules.

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