Crucial

Crucial CT16G4WFD8266 16GB DDR4 ECC Server Memory

4.7 (81 reviews)
16GB DDR4

Enhance Server Performance with Crucial ECC MemoryMaximize the efficiency of your workstations and entry-level servers with Crucial ECC UDIMMs. Designed to deliver cost-effective performance, this 16GB DDR4 memory module ensures reliable operation whether you're running office applications, desig...

$148.99*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

Enhance Server Performance with Crucial ECC Memory

Maximize the efficiency of your workstations and entry-level servers with Crucial ECC UDIMMs. Designed to deliver cost-effective performance, this 16GB DDR4 memory module ensures reliable operation whether you're running office applications, designing digital media, or hosting web content.

  • 16GB DDR4 DIMM
  • 288-pin
  • 2666 MHz / PC4-21300
  • CL19
  • 1.2 V
  • Unbuffered
  • ECC

Key Features

288-pin DIMM

DDR4-2666

Specifications

Capacity
16GB
Memory Type
DDR4
Speed
2666MHz (DDR4-2666)
Pin Count
288-pin
Feature
ECC (Error-Correcting Code)
Form Factor
DIMM

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Pros & Cons

👍 Pros

  • This memory module features Error-Correcting Code (ECC), which helps detect and correct data corruption.
  • It is specifically designed as server memory, ensuring compatibility and stability for server environments.
  • The DDR4-2666 speed rating provides a balance of performance for various server applications.
  • As a 16GB module, it contributes significantly to the total memory capacity of a server system.
  • The 288-pin DIMM form factor is a standard for server motherboards, ensuring broad compatibility.

👎 Cons

  • This ECC server memory is not compatible with standard desktop PCs, which typically do not support ECC RAM.
  • The DDR4-2666 speed might not be the absolute fastest available DDR4, potentially limiting performance in highly demanding server applications.
  • A single 16GB module might be insufficient for enterprise-level servers requiring much larger memory pools.
  • The benefit of ECC functionality is only realized in systems designed to utilize it, meaning no advantage for non-ECC compatible hardware.
  • As a 288-pin DIMM, it will not fit into older generation motherboards that use different pin counts.

Frequently Asked Questions

The Crucial CT16G4WFD8266 is a 16GB memory module, suitable for increasing server system memory.
Yes, this Crucial memory module features ECC (Error-Correcting Code) functionality, which is designed to detect and correct data errors.
This memory module is rated at DDR4-2666, providing a solid operating speed for compatible server systems.
No, this Crucial CT16G4WFD8266 is specifically designed as ECC server memory and is generally not compatible with standard desktop PCs.
The Crucial CT16G4WFD8266 memory module is a 288-pin DIMM, which is a standard form factor for server motherboards.