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 16GB DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Dual Rank 1.2V ECC Registered DIMM 288-Pin Server & Workstation RAM Memory Upgrade Module (A-Tech Enterprise Series)

A-Tech 16GB DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Dual Rank 1.2V ECC Registered DIMM 288-Pin Server & Workstation RAM Memory Upgrade Module (A-Tech Enterprise Series)

Product ID: 745449157

Details

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

⚡2666MHz blazing speed

🔒ECC Registered for error-free stability

🧩16GB Dual Rank for multitasking mastery

$304.49

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Description

🚀 Power your enterprise with precision and speed — don’t let your server fall behind!

16 GB DUAL RANK CAPACITY - Maximize multitasking and heavy-duty processing with ample, efficient memory.
BLAZING 2666 M HZ DDR 4 SPEED - Turbocharge your server’s data flow with lightning-fast memory bandwidth.
ECC REGISTERED RELIABILITY - Experience rock-solid error correction that safeguards critical workloads 24/7.
LIFETIME WARRANTY EXPERT SUPPORT - Invest with confidence backed by A-Tech’s trusted lifetime coverage and dedicated help.
OPTIMIZED FOR SERVERS WORKSTATIONS - Designed exclusively for enterprise-grade systems—no desktop compromises here.

The A-Tech 16GB DDR4 2666MHz PC4-21300 ECC RDIMM is a high-performance, error-correcting memory module designed specifically for servers and workstations. Featuring dual rank 2Rx4 architecture and operating at a low 1.2V, it delivers reliable, fast data transfer with ECC protection to minimize system errors. This 288-pin DIMM module is built to JEDEC DDR4 standards and comes with a limited lifetime warranty, ensuring trusted stability and support for demanding professional environments.

Specifications

ASIN	B0BPN55WZM
Additional Features	Ecc, Registered Memory
Best Sellers Rank	#108 in Computer Memory
Brand	A-Tech
Column Address Strobe Latency	CL19
Compatible Devices	Server, Workstation
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	AT16G1D4D2666RD4N12V
Model Name	Enterprise Series
Model Number	AT16G1D4D2666RD4N12V
Number of Pins	288
RAM Memory Technology	DDR4
RAM Size	16 GB
Unit Count	1 Count
Voltage	1.2 volts
Warranty Description	Limited Lifetime Warranty covering defects in materials and workmanship

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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$304.49

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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