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Four green DDR5 UDIMM sticks without heat spreaders

NEMIX RAM

NEMIX RAM 64GB (4x16GB) DDR5 4800 CL40 1.1V 288-pin UDIMM B760 memory upgrade

SKU CH-8P4N-FBNC1

A 64 GB DDR5 kit of four 16 GB unbuffered UDIMMs at 4800 MT/s CL40 1.1 V for MSI B760 motherboards

  • Total capacity64 GB (4 × 16 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeUnbuffered
  • Rated voltage1.1 V

Capacity 64GB 4X16GB

  • 64 GB kit gives headroom for multitasking and heavy workloads
  • Four 16 GB modules populate all slots on a B760 board
  • DDR5 4800 speed delivers high bandwidth for modern applications
  • Low 1.1 V operation reduces power draw and heat
  • CL40 latency supports responsive performance in daily tasks

64GB DDR5 kit for MSI B760 boards

This 64GB kit contains four 16GB DDR5 UDIMMs rated at 4800MHz with CL40 latency. It is built for MSI B760 Gaming Plus WiFi motherboards and other compatible MSI desktop platforms. The modules are non-ECC, unbuffered and run at 1.1V. They suit users who need a straightforward capacity increase for everyday workloads.

Thermals noise and power at 1.1V

Operating at 1.1V keeps power draw modest for a DDR5 kit of this density. The modules have no heat spreader, so they rely on case airflow to stay cool under normal use. No active cooling is included, and acoustic impact is negligible because the memory itself produces no sound.

What the kit includes and changes

The package delivers four matched 1Rx8 modules in a single tray, removing the need to mix individual sticks. Installing the full set populates all four slots on a typical B760 board, enabling dual-channel operation at the rated 4800MHz speed. No software or extra accessories are bundled.

How it compares

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

Price $693.99
Pricier than about 56% of the 21,161 comparable items (median $397.99).
Total capacity 64 GB (4 × 16 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $10.84 per GB
Pricier than about 55% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineMSI Gaming Motherboard Compatible Series Memory
Model nameMSI DDR5 4800 MHz Non-ECC Unbuffered UDIMM
Part numberMD38400-618K4
Total capacity64 GB (4 × 16 GB)
Product type288-PIN DDR5 UDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank1Rx8
Power
Rated voltage1.1 V
Compatibility
Compatible systemsMSI
In the box
Included items64 GB (4 × 16 GB) DDR5 4800 MHz PC5-38400 1Rx8 1.1 V CL40 288-PIN Non-ECC Unbuffered UDIMM KIT

Other versions of this model

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Questions about this item

How do I install the 288-pin DDR5 UDIMM modules on the B760 board and which step is often missed?

Align the notch on each 288-pin module with the slot key, press down firmly until both retention clips click shut, then verify in BIOS that all four 16GB sticks run at 4800 MT/s; the step most often missed is fully seating both ends so the clips engage.

What maintenance or replacement will the 64GB kit need over time?

The modules have no heat spreader and are unbuffered non-ECC, so no periodic maintenance is required; replacement is only necessary if a stick fails, which is covered by the manufacturer's lifetime replacement warranty.

What limit appears first during sustained heavy workloads on this CL40 1.10V memory?

The primary limit is the fixed CAS latency of 40 cycles at 4800 MT/s, which caps random-access throughput before thermal throttling becomes a factor on these unbuffered UDIMMs.

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