HMCG78MEBRA115N
SK Hynix DDR5 32GB 4800MT/s Registered DIMM for next-generation servers
Product Overview
Description
The HMCG78MEBRA115N is a DDR5 Registered DIMM offering 32GB capacity at 4800MT/s speed. This next-generation memory provides 50% higher bandwidth than DDR4 for demanding server applications.
Featuring SK Hynix's advanced DDR5 technology with on-die ECC and improved power management, this DIMM delivers superior reliability and efficiency. The 1.1V operation reduces power consumption compared to DDR4.
The registered design with advanced buffer chips enables reliable operation in high-density server configurations. This DIMM is ideal for AI/ML infrastructure, high-performance computing, and next-generation data centers.
Product Series
HMCG
Primary Application
AI/ML infrastructure
Key Features
- 32GB DDR5 capacity
- 4800MT/s high speed
- 50% more bandwidth than DDR4
- On-die ECC + standard ECC
- 1.1V low power operation
- Advanced power management
- Registered design for servers
Specifications
| Memory Type | DDR5 RDIMM |
|---|---|
| Capacity | 32GB |
| Speed | 4800MT/s |
| Voltage | 1.1V |
| Organization | 1Rx8 |
| ECC | Yes (on-die + standard) |
| Operating Temperature | 0C to +85C |
| Voltage Rating | 1.1V |
| Temperature Range | 0C to +85C |
Applications
AI/ML infrastructure
Electronic system design
Next-gen data centers
Electronic system design
High-performance computing
Electronic system design
Cloud computing
Electronic system design
Enterprise servers
Electronic system design
FAE Expert Insights
"The HMCG78MEBRA115N delivers excellent DDR5 performance for next-generation servers. The 4800MT/s speed provides significant bandwidth improvement over DDR4, essential for AI and HPC workloads. I've deployed these in AI training servers where memory bandwidth directly impacts training time. The 1.1V operation provides power savings, important for large data center deployments. The on-die ECC adds an extra layer of reliability. For new server designs, DDR5 is the clear choice."
Next-gen DDR5 performance for demanding workloads
— DDR5 FAE, BeiLuo
Frequently Asked Questions
What platforms support DDR5 RDIMMs?
DDR5 RDIMMs require next-generation server platforms: Intel 4th Gen Xeon Scalable (Sapphire Rapids) and newer. AMD EPYC 9004 series (Genoa) and newer. DDR5 is NOT backward compatible with DDR4 platforms. Verify your server platform supports DDR5 before ordering. Contact FAE for DDR5 migration planning.