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
A 128GB DDR5-5600 ECC registered server memory kit in a 2x64GB configuration for the SuperMicro B13SEE-CPU-25G motherboard
This 128GB kit contains two 64GB DDR5 5600 ECC RDIMM modules built for the SuperMicro B13SEE-CPU-25G motherboard. Registered signalling and on-die ECC protect data integrity in multi-socket server workloads. The dual-rank 2Rx4 organisation maximises density per channel without exceeding the platform's electrical load limits. IT teams upgrading memory in validated SuperMicro configurations use this part number for guaranteed compatibility.
Modules operate at 1.10V with CL46 timings across all ranks during continuous operation. Registered buffering reduces electrical stress on the memory controller when all slots are populated. Major OEM Samsung, Micron or Hynix DRAM chips are stress tested under load before shipment to verify stability in 24/7 server environments. The absence of heat spreaders relies on chassis airflow to maintain safe temperatures during extended compute tasks.
DDR5 5600 RDIMM with ECC and registered buffering is the single requirement that determines fitment in the target SuperMicro platform. UDIMM, LRDIMM or non-ECC variants will not function in this registered-only memory architecture. The 288-pin DDR5 form factor and 2Rx4 rank structure must match the motherboard's qualified vendor list exactly. Systems requiring different speeds, voltages or rank configurations need a separate part number.
| Brand | NEMIX RAM |
|---|---|
| Series | SuperMicro Server/Workstation Compatible Series Memory |
| Model | Supermicro DDR5 4800MHZ ECC RDIMM Registered Server Memory |
| Part Number | MR44800-924K2 |
| Capacity | 128GB (2 x 64GB) |
| Speed | DDR5 5600 (PC5 44800) |
| ECC | Yes |
| Buffered/Registered | Registered |
| Chipset | Major OEM Samsung, Micron, Hynix |
| Voltage | 1.10V |
| Compatible System | Supermicro |
| CAS Latency | CL46 |
| Heat Spreader | No |
| Type | 288-PIN DDR5 RDIMM |
| Rank | 2Rx4 |
| Features | DDR5 ECC Registered RDIMM Server Motherboard Compatible |
| Package Content | 128GB (2X64GB) DDR5 5600MHZ PC5-44800 2Rx4 1.1V CL46 288-PIN ECC RDIMM Registered Server Memory KIT |
Each 64 GB RDIMM operates at 1.10 V with no heat spreader, so sustained load will produce moderate warmth typical for registered DDR5; ensure the chassis airflow matches the SuperMicro B13SEE-CPU-25G thermal design.
The board needs DDR5 RDIMM slots that support registered ECC memory at 5600 MT/s (PC5-44800) and a BIOS that recognises 2Rx4 organisation; the SuperMicro B13SEE-CPU-25G meets those requirements.
The motherboard will clock all installed DDR5 to the lowest common speed and latency, so older 4800 MT/s modules will force this kit to run at 4800 MT/s with relaxed timings.
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