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Two green DDR5 UDIMM modules, no heat spreaders

NEMIX RAM

NEMIX RAM 32GB (2×16GB) DDR5 4800 CL40 1.10V UDIMM Dell Precision 3660

SKU CH-6203-HW6NY

A 32 GB dual-channel DDR5 kit with two 16 GB UDIMM modules rated at 4800 MT/s, CL40 latency and 1.1 V, validated for the Dell Precision 3660 workstation

  • Total capacity32 GB (2 × 16 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeUnbuffered
  • Rated voltage1.1 V

Capacity 32GB 2X16GB

  • 32 GB kit boosts workstation capacity with two 16 GB modules
  • DDR5 4800 speed delivers high bandwidth for demanding workloads
  • CL40 latency supports responsive multitasking
  • 10 V operation reduces power draw and heat
  • Validated for Dell Precision 3660 tower workstation

Compatible Dell Precision 3660 Workstation Memory

This 32GB kit delivers two 16GB DDR5 modules built specifically for the Dell Precision 3660 tower workstation. The PC5-38400 rating confirms 4800 MT/s operation at the standard 1.10V voltage. IT professionals and workstation users upgrading compatible Dell systems receive a matched pair validated for stability in that platform.

Standard Voltage Unbuffered DDR5 Operation

The modules run at the JEDEC-defined 1.10V without requiring additional cooling or voltage adjustment. Unbuffered 1Rx8 organisation and CL40 latency produce typical power draw for DDR5 UDIMMs under normal workloads. No heat spreader is fitted, so airflow across the 288-pin PCB follows the workstation’s standard thermal design.

Ready-to-Install Matched Kit

The package contains two 16GB modules pre-configured as a 32GB kit, eliminating the need to match single sticks manually. Each stick is stress-tested under load before shipment to verify compatibility with the Precision 3660 memory controller. No extra software, drivers or accessories are included or required for installation.

How it compares

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

Price $382.99
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 $11.97 per GB
Pricier than about 57% of the 20,941 comparable items (median $8.19 per GB).

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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

Other versions of this model

3 more in the same range

Questions about this item

How do I install the 288-pin DDR5 UDIMM modules in the Dell Precision 3660, and what step is often missed?

Power off and unplug the workstation, open the chassis, align each module’s notch with the slot key, press firmly until both retention clips click, then verify in BIOS that both 16 GB sticks are recognised at 4800 MT/s.

What maintenance or replacement will the 1.10 V non-ECC UDIMM kit need over its lifetime?

No scheduled maintenance is required; keep interior dust-free and ensure airflow remains unobstructed. If a module fails, the lifetime replacement warranty covers a direct swap of the defective 16 GB stick.

What limit appears first when the 32 GB CL40 kit runs sustained workloads on the Precision 3660?

The CAS-40 latency at 4800 MT/s sets the throughput ceiling; under continuous load the memory controller will hit that timing boundary before thermal or voltage limits become a factor.

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