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    CORSAIR Vengeance 16GB (2 x 8GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model CMSX16GX4M2A2666C18

    (470)(16) Write a Review
    • 32GB
    • 32GB (2 x 16GB)
    • 16GB
    • 16GB (2 x 8GB)
    • DDR4 2666 (PC4 21300)
    • DDR4 3200 (PC4 25600)
    • DDR5 4800 (PC4 38400)
    • DDR5 5600 (PC5 44800)
    • CL18
    • CL22
    • CL40
    • CL48
    • DDR4 2666 (PC4 21300)
    • CAS Latency CL18
    • 1.20V
    +
    +
    Overview
    Specs
    Reviews (470)
    High performance DDR4 SODIMM for Intel 6th generation Core platform systems Corsair Vengeance Series DDR4 SODIMM memory modules are designed for high performance and reliability on 6th generation Intel Core systems, with ICs specially selected for performance potential. No configuration is required to take advantage of the higher speed - just plug it in and go. Designed for laptop and notebook PCs Virtually all notebook and laptop PCs use SODIMM memory modules. Some systems use the DDR4 SODIMM standard, and some use the older DDR3 SODIMM standard. Not sure which type you need? We're here to help. Automatic overclocking for automatic maximum performance Most notebook and laptop PCs will automatically select the maximum reliable overclocking settings for the best possible performance and 100% stability. In most cases, no manual configuration is necessary. Upgrading to Vengeance Series DRAM is a great way to give your system an instant speed boost. Product Type: RAM Module CAS Latency: CL18 Device Supported: Notebook Number of Pins: 260-pin Signal Processing: Unbuffered Product Type: RAM Module CAS Latency: CL18 Compatibility: 6th Generation Intel Core™ i5 and i7 Notebooks Device Supported: Notebook Manufacturer Part Number: CMSX16GX4M2A2666C18 Number of Modules: 2 x 8 GB Number of Pins: 260-pin Signal Processing: Unbuffered Form Factor: SoDIMM Memory Speed: 2666 MHz Form Factor: SoDIMM Manufacturer: Corsair Memory Speed: 2666 MHz Product Name: Vengeance Series 16GB (2x8GB) DDR4 SODIMM 2666MHz CL18 Memory Kit Product Line: Vengeance Memory Size: 16 GB Brand Name: Corsair Memory Size: 16 GB Brand Name: Corsair Memory Technology: DDR4 SDRAM Memory Technology: DDR4 SDRAM Memory Standard: DDR4-2666/PC4-21300 Memory Standard: DDR4-2666/PC4-21300 Product Family: Vengeance Memory Voltage: 1.20 V Memory Voltage: 1.20 V

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    Warranty, Returns, And Additional Information

    Warranty

    • Limited Warranty period (parts): Lifetime
    • Limited Warranty period (labor): Lifetime
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    CORSAIR Vengeance CMSX16GX4M2A2666C18 is a 16GB laptop memory kit with two 8GB DDR4-2666 SO-DIMMs, suited to compatible laptops that support this memory type and speed.

    Recommended For

    • Owners of a compatible, upgradeable DDR4 laptop who want to replace a smaller memory kit with 16GB for everyday multitasking, such as keeping multiple browser tabs and work apps open. Confirm the laptop supports 260-pin DDR4 SO-DIMMs and the kit’s speed.
    • Laptop users with two compatible SO-DIMM slots who want a matched 2×8GB kit. Using both modules can enable dual-channel operation on supported systems; Tom’s Hardware notes that dual-channel memory can improve performance compared with a single module.
    • Owners of a compatible DDR4 small-form-factor PC or Intel NUC who need laptop-style SO-DIMM memory. CORSAIR lists compatible small-form-factor PCs and Intel NUC kits among the product’s intended systems.
    • Owners of older Intel Core i5 or i7 notebooks whose device specifications call for compatible DDR4 SO-DIMMs and can use 16GB total. CORSAIR specifically lists 6th- and 7th-generation Intel Core i5 and i7 notebooks in the kit’s compatibility details.

    Real-World Use Scenarios

    • On a compatible laptop running 8GB, replacing the existing memory with this 16GB kit can give you more room for a browser with many tabs, office apps, and background tasks; the benefit is most noticeable when your current workload is running short on memory.
    • For casual gaming on a compatible laptop, moving from one memory module to this matched pair can enable dual-channel operation; some systems may see better gaming performance, but the result depends on the laptop and game.
    • On a laptop that uses integrated graphics and supports dual-channel memory, installing both 8GB modules may improve graphics performance in some workloads compared with a single-channel setup; it does not upgrade the graphics processor itself.
    • When replacing an older or undersized memory setup, this kit can be a practical refresh for everyday browsing and productivity; check the laptop’s supported memory type, speed, capacity, and upgradeability before buying.

    Spec Summary

    AttributeValue
    Best ForLaptop memory upgrades requiring 260-pin DDR4 SO-DIMM, with a 16GB kit arranged as 2 x 8GB
    Capacity And Kit Configuration16GB total as 2 x 8GB modules
    Memory Type And Form FactorDDR4 SO-DIMM, 260-pin
    Speed And Timings2666 MHz (PC4 21300), CL18 with 18-19-19-39 timings
    Electrical And Module Features1.20V, non-ECC, unbuffered, without a heat spreader
    Model IdentifiersCORSAIR Vengeance, model CMSX16GX4M2A2666C18