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64GB RAM Replacement for Hynix HMAA8GR7AJR4N-WM, HMAA8GR7MJR4N-WM | DDR4 2933MHz PC4-23400 ECC RDIMM 2Rx4 Server Memory
- 64GB ( 1x 64GB Module ) | DDR4 2933 MHz ( PC4-23400 ) | DDR4 DIMM ( 288-Pin ) | ECC RDIMM ( Registered DIMM ) | 1.2V - DDR4 Standard Voltage
- Compatible Equivalent for Hynix HMAA8GR7AJR4N-WM, HMAA8GR7MJR4N-WM
- High performance Memory RAM upgrade designed for Server/Workstation Systems
- All modules undergo quality assurance testing to ensure dependable and reliable performance | Please verify the supported memory (RAM) specifications of your system prior to purchase to ensure compatibility
- A-Tech provides a Lifetime Warranty for all orders & offers complimentary United States based Tech Support before, during, & after your purchase
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Overview
Specs
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An A-Tech Memory (RAM) upgrade is an easy, quick way to boost your system's performance by speeding up loading times, improving system responsiveness, and increasing your system's ability to handle higher workloads. Take on more and multitask with ease with a simple and affordable A-Tech Memory upgrade!
Compatible Memory Module Replacement for Hynix:
HMAA8GR7AJR4N-WM
HMAA8GR7MJR4N-WM
Memory Specs
Memory Size: 64 GB ( 1 x 64 GB Module )
Memory Type: DDR4
Form Factor: DIMM ( 288 Pin )
Speed: DDR4 2933 MHz ( PC4-23400 )
ECC Type: ECC RDIMM ( Registered DIMM )
Voltage: 1.2V
Ensured Reliability
All A-Tech Memory products are rigorously tested to ensure that your memory meets our stringent quality and performance standards.
Lifetime Warranty
Purchase with confidence knowing that all A-Tech orders are backed with our Lifetime Warranty.
US Based Technical Support
Need help? Have questions? Our 5 star United States based support team is here to help before, during, and after your purchase to make sure you are completely satisfied with your A-Tech Memory!
Compatible Memory Module Replacement for Hynix:
HMAA8GR7AJR4N-WM
HMAA8GR7MJR4N-WM
Memory Specs
Memory Size: 64 GB ( 1 x 64 GB Module )
Memory Type: DDR4
Form Factor: DIMM ( 288 Pin )
Speed: DDR4 2933 MHz ( PC4-23400 )
ECC Type: ECC RDIMM ( Registered DIMM )
Voltage: 1.2V
Ensured Reliability
All A-Tech Memory products are rigorously tested to ensure that your memory meets our stringent quality and performance standards.
Lifetime Warranty
Purchase with confidence knowing that all A-Tech orders are backed with our Lifetime Warranty.
US Based Technical Support
Need help? Have questions? Our 5 star United States based support team is here to help before, during, and after your purchase to make sure you are completely satisfied with your A-Tech Memory!
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
- CONTACT
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by A-Tech Return Policy
Manufacturer Contact Info
- For a directory of all our manufacturers, please click below.
- Manufacturers Directory
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The A-Tech 64GB DDR4-2933 ECC Registered DIMM is a server and workstation memory upgrade for systems that support 288-pin, 2Rx4 RDIMMs at 1.2V, including systems using the listed Hynix HMAA8GR7AJR4N-WM or HMAA8GR7MJR4N-WM equivalents.
Recommended For
- Server administrators expanding a DDR4 server that specifically supports 64GB, 2933 MT/s ECC RDIMMs; verify the platform’s supported DIMM type, capacity, and population rules before buying.
- Home-lab and small-business operators adding memory to a compatible virtualization host to give multiple virtual machines more RAM to share.
- Database, analytics, or caching system operators whose compatible DDR4 server has a memory-capacity need that a 64GB registered ECC module can help address.
- Owners of compatible DDR4 server or workstation platforms replacing or matching Hynix HMAA8GR7AJR4N-WM or HMAA8GR7MJR4N-WM modules.
Real-World Use Scenarios
- A server operator adding memory to a virtualization host can give its VMs more memory headroom; if the host is currently memory-constrained, this may reduce memory reclamation or swapping, but it does not guarantee a speed increase.
- A homelab user running Proxmox or ESXi can use added capacity to allocate more memory across virtual machines and self-hosted services; how many can run comfortably depends on their actual workloads and other system resources.
- An administrator running a memory-hungry database can use extra server RAM to give the database and operating system more room to work; the practical benefit depends on the database’s workload and whether it was short on memory.
- A development or test team running database environments in virtual machines can use a higher-memory server to support more generous VM memory allocations or concurrent test instances, subject to the host’s total capacity and workload needs.
- A server owner upgrading an existing machine can add this module when the system supports 64GB DDR4 ECC registered DIMMs; checking the motherboard, processor, and memory-population rules first helps avoid an incompatible upgrade or lower-than-expected memory speed.














