Will this work in my desktop computer?

No, this memory is designed for servers and select workstations that support DDR4 ECC Registered memory only. If you’re unsure, contact our support team, we’re happy to help you find the exact memory your system needs!

What’s the difference between DDR4 and other types of memory and can I use them interchangeably?

No, DDR4 memory is not compatible or interchangeable with other types such as DDR5, DDR3, and so on. Each memory type uses different slot designs, voltages, and architectures, so your system must support the memory type specifically.

Can I mix ECC Registered (ECC RDIMM) modules with other ECC types?

No, you cannot mix ECC Registered with ECC Unbuffered (ECC UDIMM), Load-Reduced (LRDIMM), or Non-ECC Unbuffered (Non-ECC UDIMM) modules. All installed memory modules must be the same ECC type or your system will fail to boot.

What ECC type does my system need and which slots should I use?

Refer to your system or motherboard manual for supported ECC types and correct memory channel configuration. Using the wrong type or incorrect slot population can cause boot failures or reduce system stability.

Why isn't my memory running at the advertised speed?

Memory speed can drop when more DIMMs are installed per channel due to increased electrical load. This is normal and can vary based on your system’s design. Check your server’s memory population and configuration rules for optimal performance.

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A-Tech 64GB DDR4 2666MHz PC4-21300 ECC RDIMM 4Rx4 (3DS 2S2Rx4) Quad Rank 1.2V ECC Registered DIMM 288-Pin Server & Workstation RAM Memory Upgrade Module (A-Tech Enterprise Series)

A-Tech 64GB DDR4 2666MHz PC4-21300 ECC RDIMM 4Rx4 (3DS 2S2Rx4) Quad Rank 1.2V ECC Registered DIMM 288-Pin Server & Workstation RAM Memory Upgrade Module (A-Tech Enterprise Series)

Product ID: 745449014

Details

Brand
A-Tech
Compatible Devices
Server
Computer Memory Size
64 GB
Memory Speed
2666 MHz
RAM Memory Technology
DDR4

⚡2666MHz blazing speed

💾64GB massive capacity

🛡️ECC Registered reliability

€ 732.90

Duties & taxes included

In stock

Sold byAmazon PortugalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🚀 Power your server like a pro — memory that means business!

MASSIVE 64 GB CAPACITY - Unlock unparalleled multitasking and data handling for demanding enterprise tasks.
ECC REGISTERED STABILITY - Error-correcting code ensures rock-solid data integrity under heavy loads.
BLAZING 2666 M HZ DDR 4 SPEED - Turbocharge your server workloads with lightning-fast memory bandwidth.
QUAD RANK 4 RX 4 ARCHITECTURE - Maximize memory density and performance with advanced quad rank design.
LIFETIME WARRANTY EXPERT SUPPORT - Invest confidently with A-Tech’s trusted reliability and dedicated service.

The A-Tech 64GB DDR4 2666MHz PC4-21300 ECC RDIMM is a high-capacity, error-correcting memory module designed exclusively for select servers and workstations. Featuring quad rank 4Rx4 architecture and operating at a low 1.2V, it delivers robust performance and stability for enterprise workloads. Backed by a limited lifetime warranty and expert support, this 288-pin DIMM is engineered to reduce bottlenecks and elevate system reliability.

Specifications

ASIN	B0C2FTXNXW
Additional Features	Ecc, Registered Memory
Best Sellers Rank	#106 in Computer Memory
Brand	A-Tech
Column Address Strobe Latency	CL19
Compatible Devices	Server, Workstation
Computer Memory Size	64 GB
Customer Reviews	5.0 out of 5 stars 2 Reviews
Data Transfer Rate	21300 megabytes_per_second
Form Factor	RDIMM
Item Type Name	Computer RAM Memory
Manufacturer	A-Tech
Memory Form Factor	RDIMM
Memory Generation	DDR4
Memory Speed	2666 MHz
Mfr Part Number	AT64G1D4D2666RQ43DSN12V
Model Name	A-Tech Enterprise Series
Model Number	AT64G1D4D2666RQ43DSN12V
Number of Items	1
Number of Packs	1
Number of Pins	288
RAM Memory Technology	DDR4
RAM Size	64 GB
Special Feature	Ecc, Registered Memory
Unit Count	1 Count
Voltage	1.2 volts
Warranty Description	Limited Lifetime Warranty covering defects in materials and workmanship

Reviews

A**.

Great RAM for the price point

3.03.2025

D**N

Best Bang for the Money

Works as expected and cheaper than other solutions for older GEN Processors!

9.05.2024

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