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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Brute Networks
64GB DDR4-2933MHz ECC LRDIMM module with 4Rx4 organisation for compatible HPE servers
This 64GB DDR4-2933MHz 4Rx4 ECC LRDIMM is built to match HPE part number P57665-001. It targets administrators expanding memory in compatible HPE server platforms. The module delivers 64GB of registered ECC capacity per slot. Buyers needing non-ECC or standard UDIMM formats should look elsewhere.
As a load-reduced DIMM, the 4Rx4 organisation lowers electrical load on the memory bus during typical server workloads. Standard DDR4 signalling at 2933MHz governs power draw under normal operation. No active cooling or special airflow requirements are specified by the manufacturer. Systems without adequate chassis airflow may still see higher module temperatures.
The 288-pin LRDIMM edge connector fits standard DDR4 server slots keyed for registered memory. Major-brand chipset components and lifetime warranty coverage reflect OEM-grade assembly. The 4Rx4 rank density allows maximum capacity per channel on supported platforms. Installers must verify motherboard qualification lists because not all DDR4 servers accept LRDIMM modules.
| Brand | HPE |
|---|---|
| Capacity | 64GB |
| Rank | 4Rx4 |
| Chipset | Major Brand Chipset |
Power down the server, open the chassis, align the notch on the 4Rx4 module with the DDR4 slot key, press firmly until both retention clips click, then verify in BIOS that all 64GB are recognised at 2933MHz.
No routine maintenance is required; ECC corrects single-bit errors on the fly, but if the module ever fails it must be replaced as a single 64GB unit because the 4Rx4 rank layout cannot be mixed with other capacities.
The JEDEC-rated 2933MHz speed ceiling is reached first; the 4Rx4 organisation and ECC overhead keep bandwidth at PC4-23400 levels, so thermal throttling or rank-interleave limits only occur if platform cooling is inadequate.
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