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
64 GB DDR5 5600 ECC registered DIMM kit for SuperMicro B13SEE-CPU-25G servers
This 64 GB kit adds two 32 GB DDR5 5600 registered ECC RDIMMs to the SuperMicro B13SEE-CPU-25G motherboard. It targets server and workstation administrators who need error-correcting memory for mission-critical workloads. The modules run at 1.1 V and carry a CAS latency of CL46. Each stick uses a 2Rx8 organisation on a 288-pin DDR5 form factor.
Registered buffering reduces electrical load on the memory controller, allowing the platform to populate more slots without signal degradation. On-die ECC detects and corrects single-bit errors, protecting data integrity in databases, virtualisation and AI training jobs. The dual-rank 2Rx8 layout maximises density per channel while keeping within the board’s qualified voltage of 1.1 V. No heat spreader is fitted, so airflow from the chassis fans cools the DRAM directly.
The modules follow the standard 288-pin DDR5 RDIMM pin-out, keyed only for DDR5 slots on the B13SEE-CPU-25G. Major OEM Samsung, Micron or Hynix chips are used depending on supply, all validated under load before shipment. Absence of a spreader keeps the profile low for dense 1U or blade chassis where vertical clearance is tight. Installers simply align the notch, press until the latches click, and verify capacity in BIOS.
| Brand | NEMIX RAM |
|---|---|
| Series | SuperMicro Server/Workstation Compatible Series Memory |
| Model | Supermicro DDR5 4800MHZ ECC RDIMM Registered Server Memory |
| Part Number | MR44800-328K2 |
| Capacity | 64GB (2 x 32GB) |
| 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 | 2Rx8 |
| Features | DDR5 ECC Registered RDIMM Server Motherboard Compatible |
| Package Content | 64GB (2X32GB) DDR5 5600MHZ PC5-44800 2Rx4 1.1V CL46 288-PIN ECC RDIMM Registered Server Memory KIT |
No firmware updates or scheduled re-seating are required; the DDR5 5600 CL46 RDIMMs are validated for the SuperMicro B13SEE-CPU-25G and run at the standard 1.10 V.
The modules operate at 1.10 V without a heat spreader, so the platform's DIMM-slot airflow and power budget will be the first constraint under sustained load.
The memory itself has no moving parts and draws 1.10 V; any audible noise or extra heat comes from the server fans responding to total system load, not from the RDIMMs directly.
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