Technical Snapshot

The Crucial DDR5 64GB (2x32GB) 4800MT/s DIMM CL40 — CT2K32G48C40U5 is a high-performance DDR5 desktop memory kit . Running at 4,800 MT/s with CL40-40-40-77 timings at 1.1V, The kit provides 64GB (2x32GB) 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
CRUCIAL Image not available
Crucial RAM
Crucial Crucial

DDR5 64GB (2x32GB) 4800MT/s DIMM CL40 — CT2K32G48C40U5

DDR5 · DIMM · 4,800 MT/s · CL40-40-40-77 · 64GB (2x32GB)

Memory transfer rate in megatransfers per second. Higher MT/s provides more bandwidth for CPU-bound workloads.
Speed 4,800 MT/s
Total kit capacity across all modules. Dual-channel kits double memory bandwidth.
Capacity 64GB (2x32GB)
CAS latency and full timing chain. Lower CL means faster first-byte access time.
Timings CL40-40-40-77
Operating voltage. Higher voltage allows faster speeds but increases power and heat.
Voltage 1.1V
MPNCT2K32G48C40U5
EAN649528905666
CategoryMemory
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Memory Specifications

Memory TypeDDR5
Form FactorDIMM
Total Capacity64GB (2x32GB)
Speed4,800 MT/s
TimingsCL40-40-40-77
Voltage1.1V
Module Height33.5 mm
WarrantyLimited Lifetime

Full Specifications

Data sourced from Crucial product specifications
Memory
Product LineCrucial
Memory TypeDDR5
Form FactorDIMM
Total Capacity64GB (2x32GB)
Module Count2
Module Capacity32GB
Speed4,800 MT/s
Timings & Voltage
TimingsCL40-40-40-77
Voltage1.1V
Design
Module Height33.5 mm
Product
BrandCrucial
MPNCT2K32G48C40U5
EAN649528905666
WarrantyLimited Lifetime
Physical
Package Dimensions24.13 x 19.05 x 16.51 cm

Support

Crucial Memory Compatibility ToolCheck motherboard compatibility for this module
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Crucial DDR5 64GB (2x32GB) 4800MT/s DIMM CL40 — CT2K32G48C40U5 DatasheetPDF · Technical specifications
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Frequently Asked Questions

What motherboards are compatible with this memory?

The Crucial DDR5 64GB (2x32GB) 4800MT/s DIMM CL40 — CT2K32G48C40U5 requires a DDR5-compatible motherboard. Compatible platforms include AMD AM5 and Intel LGA 1851/LGA 1700. DDR5 is NOT backward-compatible with DDR4 slots.

What speed does this memory run at?

The Crucial DDR5 64GB (2x32GB) 4800MT/s DIMM CL40 — CT2K32G48C40U5 runs at 4,800 MT/s with CL40-40-40-77 timings. This is a JEDEC standard speed that works automatically without BIOS configuration.

Does this kit run in dual-channel mode?

Yes, the Crucial DDR5 64GB (2x32GB) 4800MT/s DIMM CL40 — CT2K32G48C40U5 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 64GB (2x32GB) 4800MT/s DIMM CL40 — CT2K32G48C40U5 uses a DIMM form factor. Standard DIMM modules fit desktop motherboards.

What warranty does this memory come with?

The Crucial DDR5 64GB (2x32GB) 4800MT/s DIMM CL40 — CT2K32G48C40U5 comes with a Limited Lifetime warranty from Crucial.

JSON-LD Structured Data — Product + FAQ + Breadcrumb
Product: Crucial DDR5 64GB (2x32GB) 4800MT/s DIMM CL40 — CT2K32G48C40U5
MPN: CT2K32G48C40U5
Schemas: Product + BreadcrumbList + FAQPage
Properties: 11 additionalProperty entries
Related: 4 isRelatedTo links