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Crucial

Crucial 128GB Kit (2X64GB) DDR5 RAM 5600MHz (or 5200MHz or 4800MHz) Laptop Memory Kit, SODIMM 262-Pin, Compatible with Latest Intel Core Ultra and AMD Ryzen 8000 & Above – CT2K64G56C46S5

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Availability: Only 3 left in stock, order soon!
Fulfilled by Amazon
Arrives Monday, Jun 8
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Size: 128GB Kit (2X64GB)


Style: 5600MHz


Features

  • High performance 5600MHz & high density 64GB module right out-of-the-box: Empowers your system to multitask better, load, analyze, edit, and render faster, game with higher frame rates, uncover data insights faster, enhance productivity to save time
  • Enhanced multitasking and efficiency: 128GB kit DDR5, 5600MHz high-speed RAM improving multitasking and workflow efficiency 5600MHz that can downlock if system only supports 5200MHz or 4800MHz
  • Seamless high-bandwidth RAM: 128GB kit DDR5 RAM compatible with latest Intel Core Ultra & 14th Gen and AMD Ryzen 8000 Series and above laptops
  • Micron quality and reliability: As one of only three global memory manufacturers, and with 45 years of memory expertise, Micron delivers cutting-edge engineering and superior component and module-level testing for all Crucial DRAM products
  • Enhanced Compatibility: Intel XMP 3.0 and AMD EXPO supported on the same RAM module

Description

CT2K64G56C46S5is the Crucial 128GB kit consisting of (2) 64GB laptops modules that operate at the speed of 5600MHz and has a CAS Latency of 46. It is an SODIMM and conforms to the industry standard DDR5 SODIMM layout of 288 pins. It is compatible with systems that can take DDR5-5600 SODIMM memory.

Brand: Crucial


Computer Memory Size: 128 GB


RAM Memory Technology: DDR5


Memory Speed: 5600 MHz


Compatible Devices: Laptop


RAM Memory Technology: DDR5


Memory Speed: 5600 MHz


Compatible Devices: Laptop


Additional Features: Registered Memory


Voltage: 1.1 Volts


Column Address Strobe Latency: 46


Form Factor: SO-DIMM


Data Transfer Rate: 6400 MHz


Number of Pins: 262


Memory Form Factor: SODIMM


Memory Generation: DDR5


RAM Size: 128 GB


Brand: Crucial


Model Name: 128GB Kit DDR5 RAM 5600MHz Laptop Memory


UPC: 649528944214


Manufacturer: Crucial


Model Number: CT2K64G56C46S5


Mfr Part Number: CT2K64G56C46S5


Warranty Description: Limited Lifetime Warranty


Global Trade Identification Number: 14


Unit Count: 1.0 Count


Item Weight: 9.4 Grams


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, Jun 8

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

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Top Amazon Reviews

    • Excellent Performance Upgrade – Easy Install
Size: 32GB Kit (2x16GB) Style: 5600MHz
Review Image by Chris Thompson
I upgraded my laptop with the Crucial 32GB DDR5 RAM kit (2x16GB), and the difference was immediate. Installation was quick and painless — the modules fit perfectly and were recognized right away with no issues. Performance is noticeably smoother, especially when multitasking, running demanding applications, and handling heavier workloads. My system automatically ran the memory at the supported speed (5600MHz in my case), and everything has been stable with zero crashes or compatibility problems. Crucial continues to deliver reliable, high-quality memory. The build feels solid, and it’s reassuring to know it’s compatible with both Intel Core and AMD Ryzen 7000 systems. For anyone looking to extend the life of their laptop or significantly boost performance, this RAM kit is an excellent value and a worthwhile upgrade. ... show more
Reviewed in the United States on January 15, 2026 by Chris Thompson
    • Fast, Reliable and Easy to Install
Size: 32GB Kit (2x16GB) Style: 5600MHz
The Crucial 32GB DDR5 RAM Kit with two 16GB sticks at 5600MHz is a powerhouse upgrade for any modern system. Installation is straightforward and the performance boost is immediate, especially for multitasking, gaming and creative workloads. Programs load faster, system responsiveness improves and memory-hungry applications run smoothly without hiccups. It’s also a great value for the speed and capacity, with solid build quality and compatibility across a range of motherboards. Whether you’re building a new rig or upgrading an existing one, this kit delivers excellent results with no fuss. Highly recommended for users who want speed and stability without overcomplicating the process. ... show more
Reviewed in the United States on October 6, 2025 by Dazzza
    • Perfect high-capacity RAM for my GMKtec K10 mini PC
Size: 96GB Kit (2x48GB) Style: 5600MHz
Installed this 96GB kit in my GMKtec K10 with the i9-13900HK, and it works flawlessly. Runs at full speed, stable, and recognized instantly. Perfect match for high-performance mini PCs or laptops that support DDR5. Great quality and excellent value from Crucial.
Reviewed in the United States on January 25, 2026 by Sebastián Gil
    • Unleashed
Size: 64GB Kit (2x32GB) Style: 5600MHz
Doubled my RAM to 64GB for Unreal Engine animation development that wants about 37 GB. The results are amazing, no more rendering bottlenecks, room for multitasking a video encoder and editor, and about 20 GB headroom to spare. Installation was easy. Price was slightly on sale.
Reviewed in the United States on March 19, 2026 by Bon Homme
    • Perfect RAM Upgrade for UGREEN NAS DXP4800+ – Smooth and Stable Performance
Size: 32GB Kit (2x16GB) Style: 5600MHz
Review Image by Roberto Lima Pro
Review Image by Roberto Lima Pro
Review Image by Roberto Lima Pro
Review Image by Roberto Lima Pro
I upgraded my UGREEN NAS DXP4800+ with this Crucial 32GB DDR5 memory kit, and everything worked perfectly right out of the box. Installation was quick, and the NAS recognized the full 32GB immediately with no configuration needed. System performance feels smoother, especially when running multiple services and containers at the same time. Stability has been excellent with no crashes or errors so far. Crucial memory has always been reliable for me, and this kit proved to be a solid and worthwhile upgrade for the DXP4800+. ... show more
Reviewed in the United States on January 1, 2026 by Roberto Lima Pro
    • It remembers stuff, short-term
Size: 32GB Kit (2x16GB) Style: 5600MHz
Installed in my ASUS ROG gaming computer and it does its thing fine
Reviewed in the United States on April 30, 2026 by Peter K
    • Before they disappear...
Size: 96GB Kit (2x48GB) Style: 5600MHz
Crucial made such a great product. Turned my Minisforum mini pc into a tiny beast, capable of handling the best of modern gaming and engineering design graphics programs, like SolidWorks and REVIT, with even more ease than before. And for the price, it was the best upgrade one could get, especially if you needed to restore previous graphics drivers to trick it into using this as VRAM. Ramp it up to 8gb VRAM and watch this run like no tomorrow! The speed is awesome! No issues as of the writing of this review. Get this while Crucial is still making consumer products! ... show more
Reviewed in the United States on December 14, 2025 by Amazon Customer
    • Drop-In Upgrade That Just Works
Size: 32GB Kit (2x16GB) Style: 5600MHz
I installed the Crucial 32GB DDR5 RAM Kit (2x16GB, 5600MHz) in my Victus gaming laptop and it worked perfectly right out of the box. No BIOS tweaks, no troubleshooting, no drama. Install was effortless and the system immediately recognized the full 32GB at the correct speed. Performance-wise, everything feels smoother and more responsive, especially with multitasking and heavier workloads. This is exactly what you want from a RAM upgrade - plug it in, power on, and move on with your life. If you’re upgrading a Victus or a similar laptop and want something reliable that just works, this kit delivers. Simple, solid, and zero hassle. ... show more
Reviewed in the United States on January 15, 2026 by Mile Markers & Memories

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