SK hynix HMA42GR7AFR4N-TF 16GB DDR4 2133MHz CL15 ECC Registered Dual Rank 1.2V 288-Pin Server RAM
- 16GB
- 288-Pin DDR4 SDRAM
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NEMIX RAM
Four 32 GB DDR4 3200 ECC registered modules add 128 GB of server-grade memory for Dell systems
This 128GB kit contains four 32GB DDR4 3200 registered DIMMs built for Dell servers and workstations. ECC and registered operation protect data integrity in mission-critical environments. The modules run at 1.2V with CL22 latency and use major OEM chips from Samsung Micron or Hynix. IT professionals choose this kit for validated compatibility and stability.
The modules operate at the standard DDR4 voltage of 1.2V and have no heat spreaders attached. Registered buffering reduces electrical load on the memory controller during sustained workloads. Passive cooling relies on server chassis airflow rather than dedicated fans. Power draw scales with the four-module population under typical server utilisation.
Total capacity is 128GB arranged as four dual-rank 2Rx8 modules. This rank structure matches the Dell SNPHTPJ7C/32G and AB614353 part numbers for direct replacement. Systems that require single-rank DIMMs or a different total capacity will not accept this configuration. Buyers who need a smaller kit or non-ECC unbuffered memory should select a different product.
| Brand | NEMIX RAM |
|---|---|
| Series | Dell Server/Workstation Compatible Series Memory |
| Model | Dell DDR4 3200MHZ ECC RDIMM Registered Server Memory |
| Part Number | MR25600-328K4 |
| Capacity | 128GB (4 x 32GB) |
| Speed | DDR4 3200 (PC4 25600) |
| ECC | Yes |
| Buffered/Registered | Registered |
| Chipset | Major OEM Samsung, Micron, Hynix |
| Voltage | 1.20V |
| Compatible System | Dell |
| CAS Latency | CL22 |
| Heat Spreader | No |
| Type | 288-Pin DDR4 RDIMM |
| Rank | 2Rx8 |
| Features | DDR4 ECC Registered RDIMM Server Motherboard Compatible |
| Package Content | 128GB (4X32GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V CL22 288-PIN ECC RDIMM Registered Server Memory KIT |
Power down, open the chassis, align each module's notch with the slot key, press firmly until both retention clips click, then verify in BIOS that all 128GB are recognised at 3200 MT/s; the step most often missed is fully seating both clips on every module.
The modules have no moving parts or heat spreaders, so routine maintenance is limited to keeping server air filters clean; replacement is only required if a module fails ECC correction or the system logs uncorrectable errors.
The CAS 22 latency and 1.2 V JEDEC voltage set the timing and thermal envelope; under continuous load the memory controller's throughput ceiling is reached before any module-level throttling occurs.
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