Technical Snapshot

The Crucial DDR5 64GB 5600MT/s DIMM CL46 — CT64G56C46U5 is a high-performance DDR5 desktop memory module with XMP 3.0 overclocking support. 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 module provides 64GB of DDR5 memory . Backed by a Limited Lifetime warranty, targeting enthusiast PC builders, gamers, and content creators requiring high-bandwidth memory.

Use Case
Gaming, content creation, desktop computing
Compatibility
DDR5-compatible desktop motherboard
Category
DDR5 DIMM — Crucial Crucial
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Crucial RAM
Crucial Crucial

DDR5 64GB 5600MT/s DIMM CL46 — CT64G56C46U5

DDR5 · DIMM · 5,600 MT/s · CL46-46-46-90 · 64GB

Memory transfer rate in megatransfers per second. Higher MT/s provides more bandwidth for CPU-bound workloads.
Speed 5,600 MT/s
Total kit capacity across all modules. Dual-channel kits double memory bandwidth.
Capacity 64GB
CAS latency and full timing chain. Lower CL means faster first-byte access time.
Timings CL46-46-46-90
Overclocking profile for one-click speed optimization in compatible BIOS. XMP for Intel, EXPO for AMD.
Profile XMP 3.0
MPNCT64G56C46U5
EAN649528944146
CategoryMemory
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Memory Specifications

Memory TypeDDR5
Form FactorDIMM
Total Capacity64GB
Speed5,600 MT/s
TimingsCL46-46-46-90
Voltage1.1V
XMP/EXPO ProfileXMP 3.0
Module Height33.5 mm
WarrantyLimited Lifetime

Full Specifications

Data sourced from Crucial product specifications
Memory
Product LineCrucial
Memory TypeDDR5
Form FactorDIMM
Total Capacity64GB
Module Count1
Module Capacity64GB
Speed5,600 MT/s
Timings & Voltage
TimingsCL46-46-46-90
Voltage1.1V
XMP/EXPO ProfileXMP 3.0
Design
Module Height33.5 mm
Product
BrandCrucial
MPNCT64G56C46U5
EAN649528944146
WarrantyLimited Lifetime
Physical
Weight0.041 kg
Package Dimensions37.465 x 30.48 x 9.525 cm

Support

Crucial Memory Compatibility ToolCheck motherboard compatibility for this module
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Crucial DDR5 64GB 5600MT/s DIMM CL46 — CT64G56C46U5 DatasheetPDF · Technical specifications
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Frequently Asked Questions

What motherboards are compatible with this memory?

The Crucial DDR5 64GB 5600MT/s DIMM CL46 — CT64G56C46U5 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.

Can I add more memory later?

Yes, the Crucial DDR5 64GB 5600MT/s DIMM CL46 — CT64G56C46U5 is a single 64GB module. You can add additional compatible DDR5 DIMM modules to populate empty slots. For best performance, use matched modules of the same speed and capacity to enable dual-channel mode.

What is the form factor of this memory?

The Crucial DDR5 64GB 5600MT/s DIMM CL46 — CT64G56C46U5 uses a DIMM form factor. Standard DIMM modules fit desktop motherboards.

What warranty does this memory come with?

The Crucial DDR5 64GB 5600MT/s DIMM CL46 — CT64G56C46U5 comes with a Limited Lifetime warranty from Crucial.

JSON-LD Structured Data — Product + FAQ + Breadcrumb
Product: Crucial DDR5 64GB 5600MT/s DIMM CL46 — CT64G56C46U5
MPN: CT64G56C46U5
Schemas: Product + BreadcrumbList + FAQPage
Properties: 12 additionalProperty entries
Related: 4 isRelatedTo links