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
16 GB DDR4 2933 PC4-23400 CL21 1Rx8 1.2 V 288-pin UDIMM for Supermicro workstations
This 16GB DDR4 2933 UDIMM is built for Supermicro desktop and workstation platforms such as the SuperWorkstation 5039AD-I and motherboards like the MBD-C9X299-PGF. It arrives new as a single 1Rx8 rank stick running at 1.2V with CL21 timing. The unbuffered non-ECC design matches the memory slots on these qualified boards.
Modules are stress tested under load to verify stability during extended compute sessions. The major-brand DRAM from Samsung Micron or Hynix maintains the rated 2933 MT/s data rate without throttling. Unbuffered operation keeps latency predictable for multi-threaded applications running continuously.
The 288-pin UDIMM form factor fits standard DDR4 DIMM slots on the target Supermicro chassis such as the CSE-GS5A-754. No heat spreader is present so clearance inside dense enclosures remains unimpeded. Installation follows the motherboard manual and requires no additional configuration in the BIOS.
| Brand | NEMIX RAM |
|---|---|
| Series | SuperMicro Server/Workstation Compatible Series Memory |
| Model | SuperMicro DDR4 2933MHZ Non-ECC Unbuffered UDIMM |
| Part Number | MD23400-618K1 |
| Capacity | 16GB |
| Speed | DDR4 2933 (PC4 23400) |
| ECC | No |
| Buffered/Registered | Unbuffered |
| Chipset | Major OEM Samsung, Micron, Hynix |
| Voltage | 1.20V |
| Compatible System | Supermicro |
| CAS Latency | CL21 |
| Heat Spreader | No |
| Type | 288-Pin DDR4 UDIMM |
| Rank | 1Rx8 |
| Features | DDR4 Non-ECC Unbuffered UDIMM Motherboard Compatible |
| Package Content | 16GB (1X16GB) DDR4 2933MHZ PC4-23400 1Rx8 1.2V CL21 288-PIN Non-ECC Unbuffered UDIMM |
The module operates at 1.2V, the standard DDR4 voltage, so power draw stays low during continuous workloads.
A DDR4 UDIMM slot — 288 pins, unbuffered, non-ECC — is required for installation.
Yes, it is a standard DDR4 2933 CL21 1Rx8 UDIMM; the motherboard will negotiate a common speed and latency for all installed modules.
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