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Two green circuit-board SODIMM modules side by side

OWC

OWC 32GB (2x16GB) DDR5 5600 CL46 SODIMM for Alienware M18 R2

SKU CH-6R1S-22PW2

32 GB dual-channel DDR5 5600 CL46 SODIMM kit built for the Alienware M18 R2

  • Total capacity32 GB (2 × 16 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeUnbuffered
  • Memory rank1Rx8

Capacity 32GB (2 x 16GB)

  • 32 GB total capacity for heavier multitasking with two 16 GB modules
  • DDR5 5600 speed transfers data at PC5-44800 bandwidth
  • CL46 latency keeps response tight under load
  • 1 V operation reduces power draw and heat
  • 262-pin SODIMM fits Alienware M18 R2 slot exactly

32 GB DDR5 kit for Alienware M18 R2

This 32 GB kit contains two 16 GB DDR5 5600 CL46 SODIMM modules built for the Alienware M18 R2. It runs at 1.1 V with 1Rx8 unbuffered non-ECC layout. The 262-pin form factor matches the laptop's memory slots exactly.

Sustained workload behaviour

JEDEC-standard DDR5 5600 timing and 1.1 V operation keep latency stable during long sessions. The CL46 rating and single-rank design help maintain consistent throughput without thermal throttling. Modules are tested to meet OEM specifications for continuous use.

Compatibility checks before ordering

Verify your Alienware M18 R2 has two free SODIMM slots and supports DDR5 5600 at 1.1 V. Confirm the system accepts 1Rx8 non-ECC unbuffered modules without a heat spreader. Ensure BIOS is updated to recognise the full 32 GB capacity.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $458.99
Typical for this category: the median of 21,161 items is $397.99.
Total capacity 32 GB (2 × 16 GB)
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $14.34 per GB
Pricier than about 61% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameOWC
Part number5S6D51R8032P
Total capacity32 GB (2 × 16 GB)
Product type262-Pin DDR5 Non-ECC SODIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Memory
CAS latencyCL46
ECC supportNo
Buffer typeUnbuffered
Memory rank1Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsDell Alienware M18 R2

Other versions of this model

5 more in the same range

Questions about this item

How much heat does the 1.1V DDR5 5600 CL46 SODIMM generate during continuous use?

The modules run at 1.1V with no heat spreader, so they produce minimal heat under sustained loads in the Alienware M18 R2 chassis.

Does my Alienware M18 R2 need a specific BIOS version or free SODIMM slots for this 32GB kit?

It requires two empty 262-pin SODIMM slots; the kit is validated for the M18 R2 without a BIOS update.

Will the 5600 CL46 timing downclock automatically if I keep the original 4800 MHz modules installed?

Yes, the memory controller will run all populated slots at the lowest common speed, so the 5600 modules will operate at 4800 MHz alongside the original RAM.

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