Technical Snapshot

The Crucial DDR5 128GB (2x64GB) 5600MT/s SODIMM CL46 — CT2K64G56C46S5 is a DDR5 SO-DIMM memory module designed for laptops, mini PCs, and compact systems. Running at 5,600 MT/s with CL46-46-46-90 timings at 1.1V, it supports XMP 3.0 profiles for one-click speed optimization in compatible BIOS. The kit provides 128GB (2x64GB) of DDR5 memory . Backed by a Limited Lifetime warranty, this module is ideal for laptop upgrades, Intel NUC builds, and compact form factor PCs.

Use Case: Laptop upgrades, compact PC builds
Compatibility: DDR5 SO-DIMM laptop/mini-PC slot
Category: DDR5 SODIMM — Crucial Crucial

Crucial RAM

Crucial Crucial

DDR5 128GB (2x64GB) 5600MT/s SODIMM CL46 — CT2K64G56C46S5

Name: Crucial DDR5 128GB (2x64GB) 5600MT/s SODIMM CL46 — CT2K64G56C46S5
Brand: Crucial
SKU: CT2K64G56C46S5

DDR5 · SODIMM · 5,600 MT/s · CL46-46-46-90 · 128GB (2x64GB)

Speed 5,600 MT/s

Capacity 128GB (2x64GB)

Timings CL46-46-46-90

Profile XMP 3.0

MPNCT2K64G56C46S5

EAN649528944214

CategoryMemory

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Memory Specifications

Memory TypeDDR5

Form FactorSODIMM

Total Capacity128GB (2x64GB)

Speed5,600 MT/s

TimingsCL46-46-46-90

Voltage1.1V

XMP/EXPO ProfileXMP 3.0

Module Height30.0 mm

WarrantyLimited Lifetime

Full Specifications

Data sourced from Crucial product specifications

Memory
Product Line	Crucial
Memory Type	DDR5
Form Factor	SODIMM
Total Capacity	128GB (2x64GB)
Module Count	2
Module Capacity	64GB
Speed	5,600 MT/s
Timings & Voltage
Timings	CL46-46-46-90
Voltage	1.1V
XMP/EXPO Profile	XMP 3.0
Design
Module Height	30.0 mm
Product
Brand	Crucial
MPN	CT2K64G56C46S5
EAN	649528944214
Warranty	Limited Lifetime
Physical
Weight	0.045 kg
Package Dimensions	33.02 x 22.86 x 10.16 cm

Support

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Crucial DDR5 128GB (2x64GB) 5600MT/s SODIMM CL46 — CT2K64G56C46S5 DatasheetPDF · Technical specifications

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Frequently Asked Questions

What motherboards are compatible with this memory?

The Crucial DDR5 128GB (2x64GB) 5600MT/s SODIMM CL46 — CT2K64G56C46S5 requires a DDR5-compatible motherboard. This kit uses Intel XMP profiles, optimized for Intel LGA 1851 (Z890, B860) and LGA 1700 (Z790, B760) platforms. It is also physically compatible with AMD AM5 DDR5 boards. Enable XMP in BIOS to run at rated speed.

Do I need to enable XMP 3.0 in BIOS?

Yes. Out of the box, DDR5 memory runs at JEDEC default speed (typically 4800 MT/s). To achieve the rated 5,600 MT/s with CL46-46-46-90 timings, enable XMP 3.0 in your motherboard BIOS. This is a one-click setting in the memory overclocking section.

Does this kit run in dual-channel mode?

Yes, the Crucial DDR5 128GB (2x64GB) 5600MT/s SODIMM CL46 — CT2K64G56C46S5 includes 2 modules which enable dual-channel mode when installed in the correct DIMM slots (typically A2+B2 or slots 2+4). Dual-channel doubles memory bandwidth compared to single-channel configuration. Check your motherboard manual for optimal slot placement.

What is the form factor of this memory?

The Crucial DDR5 128GB (2x64GB) 5600MT/s SODIMM CL46 — CT2K64G56C46S5 uses a SODIMM form factor. SO-DIMM modules are compact, designed for laptops and small form factor PCs.

What warranty does this memory come with?

The Crucial DDR5 128GB (2x64GB) 5600MT/s SODIMM CL46 — CT2K64G56C46S5 comes with a Limited Lifetime warranty from Crucial.

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Product: Crucial DDR5 128GB (2x64GB) 5600MT/s SODIMM CL46 — CT2K64G56C46S5
MPN: CT2K64G56C46S5
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