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Four green DDR4 UDIMM modules, no heat spreaders, 288 pins each

NEMIX RAM

NEMIX RAM CSE-735D4-668B 32GB (4x8GB) DDR4 3200 ECC UDIMM memory upgrade

SKU CH-NQ0S-NWYMV MPN CSE-735D4-668B

32 GB DDR4 3200 ECC UDIMM kit (4 × 8 GB) validated for SuperMicro SuperWorkstation SYS-530A-IL and X12SAE-5 motherboards

  • Total capacity32 GB (4 × 8 GB)
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeUnbuffered
  • Rated voltage1.2 V
  • 32 GB total capacity for memory-intensive workloads
  • DDR4 3200 speed with CL22 latency for responsive throughput
  • ECC unbuffered design protects data integrity in critical tasks
  • 2 V operation keeps power draw low per module
  • Validated for Supermicro SYS-530A-IL and X12SAE-5 platforms

SuperMicro Workstation Kit

This 32 GB kit contains four 8 GB DDR4 3200 ECC UDIMM modules built for the SuperMicro SuperWorkstation SYS-530A-IL and X12SAE-5 motherboard. Each stick runs at 1.20 V with CL22 latency and a single-rank 1Rx8 organisation. The unbuffered design fits standard 288-pin desktop slots without registered signalling. It targets IT professionals who need validated capacity for a specific SuperMicro platform.

Sustained Load Behaviour

Modules are stress tested under load before shipping to verify stability during extended workloads. ECC circuitry corrects single-bit errors on the fly, preventing data corruption during long compute sessions. The 1.20 V operating voltage keeps thermals modest even when all four slots are populated. No heat spreader is fitted, so case airflow determines peak temperature during continuous operation.

DDR4 Interface Limits

The PC4-25600 rating caps transfer rate at 3200 MT/s on this platform. Unbuffered topology restricts maximum usable capacity per channel compared to registered alternatives. Four ranks total across the kit occupy all available slots on the target board, leaving no room for further expansion. Builders needing more memory must choose a different motherboard or registered DIMM platform.

How it compares

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

Price $296.99
Cheaper than about 54% 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 $9.28 per GB
Typical for this category: the median of 20,941 items is $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 lineSuperMicro Server/Workstation Compatible Series Memory
Model nameSuperMicro DDR4 3200 MHz ECC Unbuffered UDIMM
Part numberME25600-818K4
Total capacity32 GB (4 × 8 GB)
Product type288-Pin DDR4 ECC UDIMM
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL22
ECC supportYes
Buffer typeUnbuffered
Heat spreaderNo
Memory rank1Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsSupermicro
In the box
Included items32 GB (4 × 8 GB) DDR4 3200 MHz PC4-25600 1Rx8 1.2 V CL22 288-PIN ECC Unbuffered UDIMM KIT

Questions about this item

Does the 1.20 V DDR4 3200 kit add noticeable heat or fan noise during continuous workloads?

The modules run at the standard 1.20 V with no heat spreader, so they stay within normal DDR4 thermal limits and do not require extra cooling beyond typical chassis airflow.

What must the system provide for these 288-pin UDIMMs to operate?

A SuperMicro motherboard with DDR4 UDIMM slots that support ECC unbuffered memory at 3200 MT/s and 1.2 V, such as the X12SAE-5 used in the SYS-530A-IL workstation.

Will the CL22 1Rx8 modules run alongside existing DDR4 ECC UDIMMs of the same voltage in the same board?

Yes, provided the other sticks are also 1.2 V DDR4 ECC unbuffered UDIMMs; the board will operate all populated slots at the lowest common speed and latency.

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