A-Tech 32GB DDR5 4800MHz ECC RDIMM 1Rx4 Server Memory
32GB DDR5 4800MHz ECC registered server DIMM with CL40 latency and 1.1V operation
- Total capacity32 GB
- Rated speedDDR5 4800 (PC5 38400)
- ChipsetMajor Brand Chipset
- CAS latencyCL40
- Rated voltage1.1 V
- Buffer typeRegistered
- 32GB DDR5 capacity handles demanding server workloads
- 4800MHz speed with CL40 latency delivers responsive data access
- ECC RDIMM registered design ensures data integrity under load
- 10V DDR5 standard voltage maintains efficient power consumption
- Compatible replacement for Hynix HMCG84AEBRA and related part numbers
32GB DDR5 4800 ECC RDIMM for Servers
This 32GB registered DIMM runs at DDR5 4800 with CL40 latency and 1.10V operation. It targets administrators who need error-correcting memory for stable server or workstation workloads. The module replaces specific Hynix part numbers including HMCG84AEBRA and HMCG84MEBRA variants. Buyers who need non-ECC or consumer DIMMs should look elsewhere.
288-Pin DDR5 Installation Notes
The stick uses the standard 288-pin DDR5 DIMM form factor and seats like any registered module. Ensure the motherboard supports DDR5 RDIMMs and that the memory controller accepts 1Rx4 organisation. A common issue is mixing registered and unbuffered DIMMs, which prevents boot. Verify the qualified vendor list before adding this module to an existing bank.
Sustained Load Behaviour with ECC
Under continuous operation the ECC logic corrects single-bit errors on the fly, keeping data integrity intact during long compute runs. The 1.10V standard voltage helps maintain thermal stability without extra cooling demands. Registered buffering reduces electrical load on the memory controller, which helps sustain throughput on heavily populated channels. Systems without ECC support cannot use these error-correction features.
How it compares
Measured against everything we stock in ECC Server RAM, at today’s prices. Recalculated every night.
- Price $860.99
- Pricier than about 79% of the 6,523 comparable items (median $188.99).
- Total capacity 32 GB
- Typical for this category: the median of 6,064 items is 32 GB.
- Price per GB $26.91 per GB
- Pricier than about 88% of the 6,064 comparable items (median $7.25 per GB).
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Specifications
| Product | |
|---|---|
| Brand name | A-Tech |
| Product line | Compatible Replacement for Hynix |
| Model name | HMCG84AEBRA, HMCG84AEBRA115N, HMCG84MEBRA, HMCG84MEBRA107N, HMCG84MEBRA113N |
| Total capacity | 32 GB |
| Performance | |
| Rated speed | DDR5 4800 (PC5 38400) |
| Processor | |
| Chipset | Major Brand Chipset |
| Memory | |
| CAS latency | CL40 |
| ECC support | Yes |
| Buffer type | Registered |
| Memory rank | 1Rx4 (EC8) |
| Power | |
| Rated voltage | 1.1 V |
Questions about this item
How can I confirm the 32GB DDR5 4800MHz ECC RDIMM is running at CL40 after installation?
Enter the system BIOS or UEFI and check the memory timing table; the CAS latency should read CL40 for this module.
What comes with the 32GB DDR5 4800MHz ECC RDIMM and what must be sourced separately?
The package contains a single 32GB DDR5 288-pin registered DIMM; additional modules or a compatible server motherboard are purchased separately.
Which Hynix part numbers does this A-Tech 32GB DDR5 4800MHz ECC RDIMM replace?
It is a compatible replacement for Hynix HMCG84AEBRA, HMCG84AEBRA115N, HMCG84MEBRA, HMCG84MEBRA107N and HMCG84MEBRA113N.
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