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Two green 288-pin DDR4 UDIMM modules with black chips, no heat spreaders

NEMIX RAM

NEMIX RAM 64GB (2x32GB) DDR4 3200 CL22 2Rx8 1.2V UDIMM Gigabyte B550-AORUS memory upgrade

SKU CH-TFZ1-J6NPT

A 64 GB dual-channel kit of two 32 GB DDR4 3200 CL22 2Rx8 1.2 V unbuffered UDIMMs validated for Gigabyte B550-AORUS motherboards

  • Total capacity64 GB (2 × 32 GB)
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeUnbuffered
  • Rated voltage1.2 V
  • 64GB dual-channel kit maximises multitasking headroom
  • DDR4 3200 CL22 timing keeps data flowing smoothly
  • 20V low voltage reduces system power draw
  • 2Rx8 dual-rank organisation boosts memory density
  • Validated for Gigabyte B550-AORUS motherboard compatibility

64 GB DDR4 kit for Gigabyte B550-AORUS

This NEMIX RAM kit supplies 64 GB of DDR4 memory in two 32 GB unbuffered UDIMM modules. It is built for desktop PCs that use the Gigabyte B550-AORUS motherboard and need a straightforward capacity increase.

Check your board has two free 288-pin DDR4 slots

Verify that the motherboard accepts 2Rx8 dual-rank modules at 1.2 V and can run DDR4 3200 CL22 without requiring ECC or registered memory. The kit contains no heat spreaders, so ensure case airflow is adequate for bare modules.

Suits owners of the named board wanting maximum

Ideal for users upgrading a Gigabyte B550-AORUS system to 64 GB with matched modules. Not for builders who need ECC error correction, registered DIMMs, lower latency timings, or DDR5 memory for a newer platform.

How it compares

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

Price $328.99
Typical for this category: the median of 21,161 items is $397.99.
Total capacity 64 GB (2 × 32 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $5.14 per GB
Cheaper than about 75% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineGigabyte Gaming Motherboard Compatible Series Memory
Model nameGigabyte DDR4 3200 MHz Non-ECC Unbuffered UDIMM
Part numberMD25600-328K2
Total capacity64 GB (2 × 32 GB)
Product type288-Pin DDR4 UDIMM
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL22
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank2Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsGigabyte
In the box
Included items64 GB (2 × 32 GB) DDR4 3200 MHz PC4-25600 2Rx8 1.2 V CL22 288-PIN Non-ECC Unbuffered UDIMM KIT

Questions about this item

Does the kit include both 32 GB modules or must I buy them separately?

The package contains two 32 GB DDR4 3200 CL22 UDIMM modules for a total of 64 GB; no additional sticks are required.

Should I choose the 3200 MHz CL22 2Rx8 kit or a different speed for my Gigabyte B550 AORUS board?

This 3200 MHz CL22 2Rx8 1.2 V kit is validated for Gigabyte B550 AORUS motherboards and matches the board's native DDR4 3200 specification.

Will the advertised 3200 MHz speed run automatically once installed?

The modules are rated at DDR4 3200 (PC4-25600) with CL22 timings at 1.2 V; enable XMP or set the speed manually in BIOS to achieve the rated frequency.

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