---
product_id: 174624982
title: "Crucial RAM CT2K32G4DFD8266 64GB (2x32GB) DDR4 2666 MHz CL19 Desktop Memory Kit"
brand: "micron"
price: "$939.01"
currency: USD
in_stock: true
reviews_count: 13
category: "Micron"
url: https://www.desertcart.us/products/174624982-crucial-ram-ct2k32g4dfd8266-64gb-2x32gb-ddr4-2666-mhz-cl19-desktop
store_origin: US
region: United States of America
---

# 2666 MHz blazing speed 64GB massive capacity 40% power savings Crucial RAM CT2K32G4DFD8266 64GB (2x32GB) DDR4 2666 MHz CL19 Desktop Memory Kit

**Brand:** micron
**Price:** $939.01
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your desktop’s brainpower—because slow is so last decade!

## Quick Answers

- **What is this?** Crucial RAM CT2K32G4DFD8266 64GB (2x32GB) DDR4 2666 MHz CL19 Desktop Memory Kit by micron
- **How much does it cost?** $939.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/174624982-crucial-ram-ct2k32g4dfd8266-64gb-2x32gb-ddr4-2666-mhz-cl19-desktop)

## Best For

- micron enthusiasts

## Why This Product

- Trusted micron brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Massive 64GB Capacity:** Handle heavy-duty creative projects and AI development without breaking a sweat
- • **Plug & Play Simplicity:** Easy installation designed for hassle-free upgrades—get back to work faster
- • **Turbocharge Your Workflow:** 2666 MHz DDR4 speed for seamless multitasking and rapid data access
- • **Energy-Efficient Performance:** Reduce power consumption by up to 40%, extending your system’s longevity
- • **Optimized for Modern Systems:** Engineered to maximize compatibility and performance with the latest processors

## Overview

The Crucial CT2K32G4DFD8266 is a 64GB (2x32GB) DDR4 desktop memory kit running at 2666 MHz with CL19 latency. It delivers faster data transmission, up to 40% lower power consumption, and is optimized for the latest processors, making it ideal for professionals demanding high performance and reliability in multitasking and creative workloads.

## Description

The easiest solution for slow computers is to add more memory. Crucial desktop memory is designed to improve the speed and reliability of systems and are one of the best ways to increase your computer's performance. Make loading programs faster. Increases responsiveness. Effortlessly run applications that use a large amount of data and enhance the multitasking capabilities of your desktop computer. The first step is to choose crucial desktop memory that is easy to install. Install the memory that suits you and optimize the performance of your desktop

Review: Bingo - Dropped em in to replace my previous RAM sticks, easy peasy, fired right up.
Review: Great for heavy duty creative and development work. - I need a lot of RAM as I do some fairly hefty creative projects and I'm dipping into AI development a little. So I found these cards after looking for the best match for my motherboard. Soon after I purchased them I saw a review saying that their cards were full of errors, so I began to worry, but so far I haven't had any issues. No errors as far as I can tell, but I haven't done a full memtest yet, so perhaps I've just been lucky? These are great cards so far though!

## Features

- Up to 3200 mt/s speeds and faster data transmission times available with the maturation of ddr4 technology
- Increased bandwidth by up to 30%
- Reduce power consumption by up to 40% and increase battery life
- Increased burst access speed for better sequential data throughput
- Optimized for the latest processors and platforms

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07ZLDCYYS |
| Additional Features | The image is a generic image of the product |
| Best Sellers Rank | #346 in Computer Memory |
| Brand | Micron |
| Column Address Strobe Latency | CL19 |
| Compatible Devices | Desktop |
| Computer Memory Size | 64 GB |
| Customer Reviews | 4.3 out of 5 stars 141 Reviews |
| Data Transfer Rate | 2666 MHz |
| Form Factor | DIMM |
| Global Trade Identification Number | 00649528821171 |
| Item Weight | 0.04 Kilograms |
| Manufacturer | Crucial |
| Memory Form Factor | UDIMM |
| Memory Generation | DDR4 |
| Memory Speed | 2666 MHz |
| Mfr Part Number | CT2K32G4DFD8266 |
| Model Name | Crucial DDR4 2666 MHz DIMM |
| Model Number | CT2K32G4DFD8266 |
| Number of Pins | 288 |
| RAM Memory Technology | DDR4 |
| RAM Size | 64 GB |
| Special Feature | The image is a generic image of the product |
| UPC | 649528821171 |
| Voltage | 1.2 Volts |

## Product Details

- **Brand:** Micron
- **Compatible Devices:** Desktop
- **Computer Memory Size:** 64 GB
- **Memory Speed:** 2666 MHz
- **RAM Memory Technology:** DDR4

## Images

![Crucial RAM CT2K32G4DFD8266 64GB (2x32GB) DDR4 2666 MHz CL19 Desktop Memory Kit - Image 1](https://m.media-amazon.com/images/I/51MTZZtR9LL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Bingo
*by M***M on March 18, 2026*

Dropped em in to replace my previous RAM sticks, easy peasy, fired right up.

### ⭐⭐⭐⭐⭐ Great for heavy duty creative and development work.
*by A***R on September 22, 2020*

I need a lot of RAM as I do some fairly hefty creative projects and I'm dipping into AI development a little. So I found these cards after looking for the best match for my motherboard. Soon after I purchased them I saw a review saying that their cards were full of errors, so I began to worry, but so far I haven't had any issues. No errors as far as I can tell, but I haven't done a full memtest yet, so perhaps I've just been lucky? These are great cards so far though!

### ⭐⭐⭐⭐⭐ It's Crucial. It's RAM. What else is there to say?
*by J***M on March 3, 2022*

Plugged right in, works fine. This RAM is clocked slower than a lot of the DDR4 RAM on the market, but in my experience usually going with faster clocks isn't worth it. You might gain maybe 1% going with faster RAM, but you would have to test very carefully to detect it. I put 4 of these 32 GB modules into my new Ryzen3 5800X build, and I am completely satisfied.

## Frequently Bought Together

- Crucial RAM CT2K32G4DFD8266 64GB Kit (2x32GB) DDR4 2666 MHz CL19 Desktop Memory
- Crucial Pro DDR4 RAM 32GB Kit (2x16GB) 3200MHz, Intel XMP 2.0, Computer Memory (PC) - CP2K16G4DFRA32A
- Crucial P3 500GB M.2 PCIe Gen3 NVMe Internal SSD - Up to 3500MB/s - CT500P3SSD8

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-07*