Crucial

Crucial BLM2K8G40C18U4BL Ballistix MAX RGB 16GB (2x8GB) DDR4 4000MHz

4.7 (9372 reviews)

Elevate Your Gaming Rig with Crucial Ballistix MAX RGB MemoryThe Crucial Ballistix MAX RGB DDR4 gaming memory is engineered for extreme overclocking and maximum performance. Featuring a sleek black design with customizable RGB lighting and real-time temperature monitoring, this memory kit will en...

$215.80*
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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

Elevate Your Gaming Rig with Crucial Ballistix MAX RGB Memory

The Crucial Ballistix MAX RGB DDR4 gaming memory is engineered for extreme overclocking and maximum performance. Featuring a sleek black design with customizable RGB lighting and real-time temperature monitoring, this memory kit will enhance both the aesthetics and performance of your gaming system.

Specifications:

  • Brand: Crucial
  • Model: BLM2K8G40C18U4BL
  • Type: DDR4 DRAM
  • Speed: 4000 MHz
  • Capacity: 16GB (8GBx2)
  • CAS Latency: CL18
  • RGB Lighting: Yes, Customizable
  • Color: Black
  • Heat Spreader: Extruded Aluminum

Key Features

Ideal for extreme overclocking enthusiasts

XMP 2.0 support for automatic overclocking. Experts can manually customize timing parameters

High-quality extruded aluminum heat spreader for max heat dissipation and thermal management

Compatible with ASUS Aura, MSI Mystic Light, Gigabyte AORUS Graphics Engine, and more

Precision temp sensor on DIMM designed to monitor thermals as you push performance thresholds

Specifications

Capacity
16GB (2x8GB)
Type
DDR4
Speed
4000MHz
Overclocking Support
XMP 2.0
Heat Spreader Material
Extruded Aluminum
Thermal Monitoring
Precision Temp Sensor on DIMM
Target User
Extreme Overclocking Enthusiasts

Pros & Cons

👍 Pros

  • Offers XMP 2.0 support for automatic overclocking, simplifying performance tuning for enthusiasts.
  • Features a high-quality extruded aluminum heat spreader, specifically designed for maximum heat dissipation.
  • Includes a precision temperature sensor on the DIMM to monitor thermals, aiding in pushing performance thresholds.
  • Allows manual customization of timing parameters for expert users seeking fine-tuned control over memory performance.
  • Optimized for extreme overclocking enthusiasts, providing tools and features to achieve higher speeds.

👎 Cons

  • The "extreme overclocking" focus might lead to a higher price point, which could be unnecessary for casual users.
  • Users who are not "extreme overclocking enthusiasts" may not fully utilize the advanced features like manual timing customization.
  • The effectiveness of the precision temperature sensor and heat spreader is most pronounced under extreme load, potentially less relevant for average use.
  • Achieving the full advertised 4000MHz speed often requires compatible motherboard support and careful system tuning.
  • There is no mention of RGB lighting, which may be a drawback for users prioritizing aesthetic customization in their build.

Frequently Asked Questions

XMP 2.0 support allows the memory to automatically set itself to the advertised high speeds and timings on compatible motherboards, simplifying overclocking.
The high-quality extruded aluminum heat spreader is designed for maximum heat dissipation and thermal management, which is crucial when pushing performance thresholds.
The precision temperature sensor on the DIMM is designed to monitor thermals, providing valuable data as you push performance, which is especially useful for extreme overclocking.
Yes, experts have the option to manually customize timing parameters, offering fine-tuned control over the memory's performance beyond automatic XMP settings.
While it will function, this memory is specifically designed for extreme overclocking enthusiasts, meaning many of its advanced features and potential may not be fully utilized by average users.