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 64 GB DDR5 ECC RDIMM module running at 6400 MHz with CL52 latency and 1.1 V operation for Supermicro X14SBM-TP4F servers
This 64GB DDR5 ECC RDIMM is built for the Supermicro X14SBM-TP4F platform. It delivers registered, error-correcting memory for servers and workstations that require data integrity under sustained load. The single-module design suits builds that need maximum capacity per slot. IT teams choose it for mission-critical environments where stability is mandatory.
Replacing smaller registered modules with this 64GB stick multiplies per-slot density without changing the memory topology. The jump is worth it when workloads exceed the capacity of existing DIMMs and the board still has free 288-pin slots. Buyers who need non-ECC consumer memory or unbuffered DIMMs cannot use this module.
The 288-pin DDR5 RDIMM seats in the standard server DIMM slots; no heat spreader is fitted, so clearance is minimal. Most technicians complete the swap in minutes by following the motherboard manual population rules. The usual pitfalls are mixing ranks or speeds across channels and forgetting to enable ECC in the BIOS after installation.
| Brand | NEMIX RAM |
|---|---|
| Series | Supermicro Compatible Series Server Memory |
| Model | DDR5 ECC RDIMM Registered Server RAM |
| Part Number | MR51200-944K1 |
| Capacity | 64GB |
| ECC | Yes |
| Buffered/Registered | Registered |
| Chipset | Major OEM Samsung, Micron, Hynix |
| Voltage | 1.10V |
| Compatible System | Supermicro |
| CAS Latency | CL52 |
| Heat Spreader | No |
| Type | 288-PIN DDR5 RDIMM |
| Rank | 4Rx4 |
| Features | DDR5 ECC RDIMM Motherboard Compatible |
| Package Content | 64GB (1 x 64GB) DDR5 6400MHz PC5-51200 4Rx4 1.1V 288-PIN ECC RDIMM |
Yes — the module is a 288-PIN DDR5 RDIMM built for the Supermicro X14SBM-TP4F, so it seats directly in the board's DDR5 DIMM slots.
Power off the server, open the DIMM slot latches, align the notch on the 288-PIN module with the slot key, press firmly until both latches click shut, then power on and confirm 64GB at 6400MHz in BIOS.
Replace it if the system reports uncorrectable ECC errors, if memory diagnostics fail repeatedly, or if a capacity upgrade requires populating all slots with matching 64GB modules.
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