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Green rectangular circuit board with black memory chips and gold edge connectors

Crucial

Crucial CT32G48C40S5 32GB DDR5 4800 CL40 laptop RAM

SKU CH-M3M4-WZA7E MPN CT32G48C40S5

32 GB DDR5 4800 SO-DIMM with CL40 timing and 1.1 V operation for DDR5 laptops

  • Total capacity32 GB
  • Rated speedDDR5 4800 (PC4 38400)
  • CAS latencyCL40
  • Memory timings40-39-39
  • Rated voltage1.1 V
  • Buffer typeUnbuffered

Capacity 32GB

Speed DDR5 4800 (PC4 38400)

CAS Latency CL40

  • 32GB capacity handles heavy multitasking and large datasets
  • DDR5 4800 speed delivers high bandwidth for demanding applications
  • CL40 CAS latency provides responsive memory access
  • 10V operation reduces power consumption and heat
  • 262-pin SO-DIMM form factor fits DDR5-compatible laptops

32GB DDR5 4800 SO-DIMM

This Crucial module delivers 32GB of DDR5 memory at 4800 MT/s with CL40 latency in the standard 262-pin SO-DIMM form factor. It operates at 1.10V and uses unbuffered, non-ECC architecture. The single stick is built for laptops that support DDR5 technology.

Suits DDR5 laptops needing high capacity

The 32GB capacity helps with multitasking, content creation and memory-intensive applications on compatible notebooks. It will not work in laptops that only support DDR4 memory, nor in systems requiring ECC or registered modules. Builders needing multiple sticks for multi-channel configurations must purchase additional units separately.

262-pin DDR5 SO-DIMM form factor

The 262-pin DDR5 SO-DIMM interface is the single specification that decides compatibility; the module fits only DDR5-enabled laptop slots and is physically incompatible with DDR4 sockets. Verify that your laptop accepts DDR5 SO-DIMMs before purchase.

How it compares

Measured against everything we stock in Laptop RAM, at today’s prices. Recalculated every night.

Price $232.99
Pricier than about 82% of the 2,079 comparable items (median $70.99).
Total capacity 32 GB
Higher than about 80% of the 1,886 comparable items (median 16 GB).
Price per GB $7.28 per GB
Pricier than about 64% of the 1,886 comparable items (median $5.94 per GB).

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Specifications

Product
Brand nameCrucial
Model nameCT32G48C40S5
Total capacity32 GB
Product type262-Pin DDR5 SO-DIMM
Performance
Rated speedDDR5 4800 (PC4 38400)
Memory
CAS latencyCL40
Memory timings40-39-39
ECC supportNo
Buffer typeUnbuffered
Power
Rated voltage1.1 V
Size & build
Shipping weight0.01 kg
Package size107 × 55 × 6 mm

Other versions of this model

5 more in the same range

Questions about this item

How do I install this 262-pin DDR5 SO-DIMM in my laptop, and what step is often missed?

Power off the laptop and disconnect the battery if accessible. Open the memory compartment, align the notch on the module with the slot key, insert at an angle, then press down firmly until both side clips click. The step often missed is pressing down hard enough to engage both clips fully.

What maintenance or replacement will this 32GB DDR5 4800 module need later?

No routine maintenance is required for this unbuffered non-ECC memory. Replacement is only needed if a fault develops or if you upgrade to a higher capacity or speed supported by your DDR5-enabled laptop.

What limit appears first under sustained heavy workloads with this CL40 1.10V DDR5 module?

The primary limit under sustained load is the CL40 latency at DDR5 4800 speed. The module runs at a fixed 1.10V with no overclocking headroom, so bandwidth and latency remain constant during extended use.

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