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 768 GB DDR5 server kit of twelve 64 GB registered ECC modules running at 4800 MT/s with CL40 latency and 1.1 V power
This 768GB kit contains twelve 64GB DDR5 4800 registered ECC modules built for Supermicro IOT SuperServer SYS-221HE-FTNR, SYS-221HE-FTNRD and SYS-221HE-TNR systems. It targets IT professionals who need maximum registered memory capacity in compatible Supermicro platforms.
The single specification that decides fit is the twelve-module 2Rx4 registered DDR5 4800 configuration with CL40 timing at 1.1V. Only motherboards that accept twelve 288-pin RDIMMs at this speed, rank and voltage will recognise the full 768GB capacity.
The kit occupies all twelve DIMM slots on the listed Supermicro IOT SuperServer models, leaving no room for additional memory. It requires a platform that supports 2Rx4 registered DDR5 at 4800 MT/s and 1.1V; systems limited to fewer slots, lower speeds or unbuffered memory cannot use this kit.
| Brand | NEMIX RAM |
|---|---|
| Series | SuperMicro Server/Workstation Compatible Series Memory |
| Model | SuperMicro DDR5 4800MHZ ECC RDIMM Registered Server Memory |
| Part Number | MR38400-924K12 |
| Capacity | 768GB (12 x 64GB) |
| Speed | DDR5 4800 (PC5 38400) |
| ECC | Yes |
| Buffered/Registered | Registered |
| Chipset | Major OEM Samsung, Micron, Hynix |
| Voltage | 1.10V |
| Compatible System | Supermicro |
| CAS Latency | CL40 |
| Heat Spreader | No |
| Type | 288-Pin DDR5 RDIMM |
| Rank | 2Rx4 |
| Features | DDR5 ECC Registered RDIMM Server Motherboard Compatible |
| Package Content | 768GB (12X64GB) DDR5 4800MHZ PC5-38400 2Rx4 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT |
The kit is validated for the Supermicro SYS-221HE-FTNR, SYS-221HE-FTNRD and SYS-221HE-TNR platforms, so it will operate at the rated 4800 MT/s in those systems.
PC5-38400 is the JEDEC designation for DDR5-4800; each module delivers the standard peak transfer rate defined by that specification.
Yes, the 288-pin DDR5 RDIMM form factor matches the DIMM sockets on the supported Supermicro IOT SuperServer models.
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