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
Adds 128 GB of DDR4 3200 ECC registered memory in two 64 GB modules for Thinkmate GPU-optimised servers
This 128 GB kit delivers two 64 GB registered DIMMs built for ThinkMate GPX-QS4 and GPX-QT8 GPU-optimised servers. It targets administrators who need ECC protection and registered signalling for sustained compute workloads. The modules run at DDR4 3200 with a CL22 latency and 1.2 V operation. No heat spreaders are fitted, so airflow must follow the chassis design.
Each module uses a 4Rx4 organisation with major OEM Samsung Micron or Hynix chips qualified for continuous server duty. Registered buffering reduces electrical load on the memory controller during long training runs or inference batches. ECC corrects single-bit errors on the fly to keep data integrity intact. Stress testing under load is performed before shipment to verify stability.
The kit provides exactly 128 GB in a 2 x 64 GB configuration at DDR4 3200 PC4 25600 CL22 1.2 V 288 pin registered ECC. This capacity and rank structure must match the server memory population rules for the target ThinkMate platforms. Buyers who need a different capacity or rank layout should verify the qualified parts list before ordering.
| Brand | NEMIX RAM |
|---|---|
| Series | THINKMATE Server/Workstation Compatible Series Memory |
| Model | THINKMATE DDR4 3200MHZ ECC RDIMM Registered Server Memory |
| Part Number | MR25600-944K2 |
| Capacity | 128GB (2 x 64GB) |
| Speed | DDR4 3200 (PC4 25600) |
| ECC | Yes |
| Buffered/Registered | Registered |
| Chipset | Major OEM Samsung, Micron, Hynix |
| Voltage | 1.20V |
| Compatible System | THINKMATE |
| CAS Latency | CL22 |
| Heat Spreader | No |
| Type | 288-Pin DDR4 RDIMM |
| Rank | 4Rx4 |
| Features | DDR4 ECC Registered RDIMM Server Motherboard Compatible |
| Package Content | 128GB (2X64GB) DDR4 3200MHZ PC4-25600 4Rx4 1.2V CL22 288-PIN ECC RDIMM Registered Server Memory KIT |
Each 64 GB stick runs at 1.20 V, the standard DDR4 voltage for server RDIMMs, keeping power draw low during all-day operation.
The ThinkMate GPX-QS4 or GPX-QT8 platform needs DDR4 RDIMM slots that accept 4Rx4 registered modules at 3200 MT/s with ECC enabled in the BIOS.
Mixing ranks or speeds forces the memory controller to run at the lowest common settings; for stability, populate all channels with identical 3200 CL22 4Rx4 modules.
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