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Four green DDR4 UDIMM sticks without heat spreaders

NEMIX RAM

NEMIX RAM 32GB (4x8GB) DDR4 2933MHz CL21 1.2V UDIMM memory upgrade

SKU CH-T4AY-M1ZHW

A 32 GB DDR4 kit with four 8 GB UDIMM modules running at 2933 MHz CL21 for Supermicro systems

  • Total capacity32 GB (4 × 8 GB)
  • Rated speedDDR4 2933 (PC4 23400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL21
  • Buffer typeUnbuffered
  • Rated voltage1.2 V
  • 32 GB total capacity across four 8 GB modules
  • DDR4 2933 MHz speed rated at PC4-23400
  • CL21 CAS latency for responsive operation
  • 2 V low-voltage design reduces power draw
  • 288-pin UDIMM form factor fits SuperMicro boards

32GB DDR4 Kit for Supermicro Workstations

This 32GB kit contains four 8GB DDR4 UDIMM modules rated at 2933MHz with CL21 latency. It is built for Supermicro desktop and SuperWorkstation motherboards such as the MBD-C9X299-PGF. The non-ECC unbuffered design suits systems that do not require error correction.

Standard 1.2V Operation Without Heat Spreaders

The modules run at the standard 1.20V DDR4 voltage and use a 1Rx8 organisation with major OEM chips. No heat spreaders are fitted, so the kit relies on case airflow for cooling. Power draw and noise remain at typical DDR4 levels for this voltage and density.

Plug-In Upgrade With Lifetime Replacement

The package delivers the four matched modules ready for installation in the 288-pin slots. No additional software, cables or brackets are included. The supplier backs the kit with a lifetime replacement warranty and US-based technical support.

How it compares

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

Price $214.99
Cheaper than about 58% of the 21,161 comparable items (median $397.99).
Total capacity 32 GB (4 × 8 GB)
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $6.72 per GB
Cheaper than about 59% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineSuperMicro Server/Workstation Compatible Series Memory
Model nameSuperMicro DDR4 2933 MHz Non-ECC Unbuffered UDIMM
Part numberMD23400-818K4
Total capacity32 GB (4 × 8 GB)
Product type288-Pin DDR4 UDIMM
Performance
Rated speedDDR4 2933 (PC4 23400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL21
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank1Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsSupermicro
In the box
Included items32 GB (4 × 8 GB) DDR4 2933 MHz PC4-23400 1Rx8 1.2 V CL21 288-PIN Non-ECC Unbuffered UDIMM KIT

Questions about this item

How do I install the four 8 GB DDR4 288-pin UDIMM modules in my Supermicro motherboard, and which step is often missed?

Power off, open the case, align each module notch with the slot key, press down until both retention clips click, then verify in BIOS that all 32 GB run at 2933 MHz CL21; the step often missed is seating every module fully so both clips engage.

What maintenance or replacement will this 32 GB DDR4 2933 MHz CL21 1.20 V kit need over time?

No scheduled maintenance is required; keep slots dust-free and ensure airflow. If a module fails, the lifetime replacement warranty covers it — swap the faulty stick for a new one.

What limit appears first when this DDR4 2933 MHz CL21 1Rx8 kit runs sustained heavy workloads?

The CL21 latency at 2933 MHz and 1.20 V sets the throughput ceiling; sustained loads hit that timing boundary before voltage or thermal limits become a factor.

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