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Corsair

Corsair TR3X6G1866C9DF 6GB DDR3 Core i7 Memory

★★★★★5.0 (2 reviews)

Unleash the Potential of Your System The Corsair Dominator TR3X6G1866C9DF is a 6GB (3x2GB) DDR3 memory kit designed for high-performance Intel Core i7 systems. With XMP support and Corsair's DHX technology, it provides exceptional performance and stability for enthusiasts and gamers. Specificat...

$149.99*
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*Price sourced from Amazon.com. Last updated:Jun 16, 2026.Price and availability are subject to change.

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Overview

Unleash the Potential of Your System

The Corsair Dominator TR3X6G1866C9DF is a 6GB (3x2GB) DDR3 memory kit designed for high-performance Intel Core i7 systems. With XMP support and Corsair's DHX technology, it provides exceptional performance and stability for enthusiasts and gamers.

Specifications:
  • Brand: Corsair
  • Model: TR3X6G1866C9DF
  • Series: Dominator
  • Capacity: 6GB (3 x 2GB)
  • Memory Type: DDR3
  • Speed: 1866MHz (PC3-14400)
  • Timings: 9-9-9-24
  • Voltage: 1.65V
  • Pin Count: 240-Pin
  • XMP Support: Intel XMP 1.2
  • Heat Spreader: Dual-path Heat Xchange (DHX) Technology
  • Compatibility: Intel X58 Platforms

Key Features

This TR3X6G1866C9DF is CORSAIR¿s DOMINATOR 3GB kit solution for the Intel Core i7 processors with our New Fan!

This part delivers outstanding performance in the latest generation of X58 DDR3-based motherboards.

6GB Kit PC3-14400 1800MHz 240-pin DDR3 9-9-9-24 at 1.65V

Lifetime Warranty

Specifications

Memory Type
DDR3
Capacity
6GB Kit
Module Type
PC3-14400
Speed
1800MHz
Pin Count
240-pin
Timings
9-9-9-24
Voltage
1.65V
Compatibility
Intel Core i7 processors, X58 DDR3-based motherboards
Warranty
Lifetime Warranty

Pros & Cons

👍 Pros

  • Offers a 6GB kit of DDR3 memory, providing a substantial capacity for systems utilizing the Intel Core i7 processors and X58 motherboards.
  • Features a high operating speed of 1800MHz (PC3-14400), which can contribute to faster data processing compared to slower modules.
  • Designed with tight 9-9-9-24 timings at 1.65V, indicating optimized performance characteristics for compatible systems.
  • Specifically marketed as a CORSAIR DOMINATOR kit solution, implying a focus on enthusiast-grade performance and reliability.
  • Includes a new fan as part of the kit, which can assist in maintaining optimal operating temperatures for the memory modules.
  • Comes with a Lifetime Warranty, offering long-term assurance for the product's durability and functionality.

👎 Cons

  • Designed specifically for Intel Core i7 processors and X58 DDR3-based motherboards, limiting compatibility with newer or different system architectures.
  • The 6GB total capacity, while suitable for its target platform, is lower than capacities found in modern DDR4 systems.
  • Operating at 1.65V might be higher than the default voltage for some older DDR3 platforms, requiring manual BIOS adjustment.
  • The inclusion of a fan, while beneficial for cooling, adds another component that needs installation and can introduce minor fan noise.

Frequently Asked Questions

This memory kit is specifically designed as a 3GB solution for Intel Core i7 processors and X58 DDR3-based motherboards, delivering performance in that generation.
The Corsair TR3X6G1866C9DF memory operates at 1800MHz (PC3-14400) with timings of 9-9-9-24 at 1.65V.
Yes, this CORSAIR DOMINATOR kit includes a new fan, which can help in maintaining optimal temperatures for the memory modules.
The Corsair TR3X6G1866C9DF memory comes with a Lifetime Warranty, offering long-term support for the product.
The product description specifically states compatibility with the latest generation of X58 DDR3-based motherboards, suggesting limited compatibility outside this platform.

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