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Two green DDR5 UDIMM sticks, no heat spreaders, 32GB kit

NEMIX RAM

NEMIX RAM 32GB (2x16GB) DDR5 4800 CL40 1.1V UDIMM Dell Alienware Aurora R15 memory upgrade

SKU CH-4YFB-4NCQR

A 32 GB kit of two 16 GB DDR5-4800 CL40 unbuffered UDIMMs at 1.1 V, validated for the Dell Alienware Aurora R15

  • Total capacity32 GB (2 × 16 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeUnbuffered
  • Rated voltage1.1 V
  • 32 GB kit (2 × 16 GB) doubles capacity for heavy multitasking
  • DDR5 4800 speed (PC5-38400) delivers high bandwidth for demanding workloads
  • CL40 latency at 1.1 V balances responsiveness with low power draw
  • 288-pin UDIMM form factor fits Dell Alienware Aurora R15 exactly
  • Major OEM Samsung, Micron or Hynix chips ensure enterprise-grade reliability

Alienware Aurora R15 upgrade

This 32 GB kit uses two 16 GB DDR5 UDIMM modules validated for the Dell Alienware Aurora R15. It delivers 4800 MT/s speed at CL40 latency and runs at the standard 1.1 V. The unbuffered non-ECC design matches the desktop platform requirements.

Factory 4800 to 5600 transition

The system ships with 4800 MT/s memory while the platform supports up to 5600 MT/s. Installing this kit restores the original capacity if a module has failed or adds a second channel when only one stick is present. The upgrade is worthwhile when the current configuration limits multitasking or memory-intensive workloads.

Sustained workload stability

Each module is stress tested under load before shipping to verify reliable operation during extended sessions. The 1Rx8 organisation and major OEM chips from Samsung Micron or Hynix provide consistent throughput without a heat spreader. The 288 pin DDR5 interface maintains signal integrity at the rated voltage.

How it compares

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

Price $365.99
Typical for this category: the median of 21,161 items is $397.99.
Total capacity 32 GB (2 × 16 GB)
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $11.44 per GB
Pricier than about 56% 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 lineDell Server/Workstation Compatible Series Memory
Model nameDell DDR5 5600 MHz Non-ECC Unbuffered UDIMM
Part numberMD38400-618K2
Total capacity32 GB (2 × 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 systemsDell
In the box
Included items32 GB (2 × 16 GB) DDR5 4800 MHz PC5-38400 1Rx8 1.1 V CL40 288-PIN Non-ECC Unbuffered UDIMM KIT

Questions about this item

Will the 288-pin DDR5 UDIMM modules fit the four DIMM slots on my Alienware Aurora R15 motherboard?

Yes, each 16 GB stick uses the standard 288-pin DDR5 UDIMM form factor that matches the Aurora R15 memory slots.

What is the correct order for seating the two modules in the colour-coded slots?

Insert the first stick into the slot labelled DIMM1, press until the retention clips click, then repeat with the second stick in DIMM3 for dual-channel operation.

When should I consider replacing these CL40 1.10 V modules?

Replace them only if memory diagnostics report errors or the system becomes unstable; otherwise DDR5 modules have no scheduled replacement interval.

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