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8GB RAM Replacement for Samsung M393A1G40EB2-CTD | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx4 Server Memory
- 8GB ( 1x 8GB Module ) | DDR4 2666 MHz ( PC4-21300 ) | DDR4 DIMM ( 288-Pin ) | ECC RDIMM ( Registered DIMM ) | 1.2V - DDR4 Standard Voltage
- Compatible Equivalent for Samsung M393A1G40EB2-CTD
- 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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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 Samsung:
M393A1G40EB2-CTD
Memory Specs
Memory Size: 8 GB ( 1 x 8 GB Module )
Memory Type: DDR4
Form Factor: DIMM ( 288 Pin )
Speed: DDR4 2666 MHz ( PC4-21300 )
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 Samsung:
M393A1G40EB2-CTD
Memory Specs
Memory Size: 8 GB ( 1 x 8 GB Module )
Memory Type: DDR4
Form Factor: DIMM ( 288 Pin )
Speed: DDR4 2666 MHz ( PC4-21300 )
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.
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The A-Tech 8GB DDR4-2666 ECC Registered DIMM is server memory for compatible server and workstation systems that support 288-pin, 1Rx4 RDIMMs, and is listed as a replacement equivalent for Samsung M393A1G40EB2-CTD.
Recommended For
- Server administrators replacing a failed Samsung M393A1G40EB2-CTD module or matching an existing 8GB DDR4-2666 1Rx4 RDIMM in a system that supports it.
- Operators of supported DDR4 RDIMM servers who need a modest memory addition for lightweight services or a small test environment, where an 8GB module fits the system’s capacity and configuration requirements.
- Workstation owners with a platform that explicitly supports DDR4 ECC Registered memory who want to replace or add a compatible 8GB RDIMM.
- IT teams maintaining a compatible server fleet that lists this exact Samsung part number or matching RDIMM specifications, and need a like-for-like replacement rather than a desktop memory upgrade.
Real-World Use Scenarios
- Replacing a failed or missing DIMM in a compatible DDR4 server: this module can restore memory capacity when the server supports 8GB DDR4-2666 ECC registered DIMMs and the required population layout.
- Adding memory to a compatible small virtualization host: the 8GB module can provide more room for a few lightweight virtual machines, though the result depends on the host’s total RAM and the server’s DIMM configuration.
- Increasing memory in a server running a small database or application: extra capacity may give the operating system and workload more memory headroom, but one 8GB module is an incremental upgrade rather than a guarantee of faster database performance.
- Supporting an ECC-capable server or workstation used for ongoing services or data processing: when the system supports ECC, the memory can detect and automatically correct certain single-bit memory errors.
- Upgrading a home-lab server for several basic services, such as file sharing, monitoring, or a test application: the module can add capacity if the platform accepts registered ECC memory, but it will not work in systems that require unbuffered DIMMs.