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Green rectangular 204-pin DDR3 SODIMM module with black memory chips

OWC

OWC 8S5D32R804GB 4GB DDR3 1066 PC3-8500 CL7 2Rx8 204-pin 1.5V Non-ECC SODIMM memory upgrade

SKU CH-6BAW-DZSKH

4GB DDR3 1066 CL7 SODIMM upgrades Alienware M11x laptops with JEDEC-standard memory

  • Total capacity4 GB
  • Rated speedDDR3 1066 (PC3 8500)
  • CAS latencyCL7
  • Rated voltage1.5 V
  • Buffer typeUnbuffered
  • Memory rank2Rx8
  • 4GB capacity adds multitasking headroom for Alienware M11x
  • DDR3 1066 CL7 timing matches factory specifications exactly
  • 204-pin SODIMM form factor fits laptop memory slots directly
  • JEDEC and RoHS compliant for warranty-safe operation
  • 5V unbuffered design installs without configuration changes

Alienware M11x memory upgrade

This 4 GB DDR3 SODIMM is built for the Alienware M11x laptop. It installs in a single 204-pin slot and runs at 1.5 V without ECC or buffering. The module targets owners who need a straightforward capacity increase for everyday workloads.

Replacing lower-capacity DDR3 modules

Swapping an existing 2 GB or 1 GB stick for this 4 GB unit doubles or quadruples available memory. The jump is worth it when the system currently struggles with multiple browser tabs, office suites or light creative tasks that exceed the original amount.

DDR3 1066 platform ceiling

The PC3-8500 interface caps bandwidth at the 1066 MT/s data rate and CL7 latency. Systems locked to this speed cannot use faster DDR3 or any later generation, so total throughput remains bounded by the memory controller design.

How it compares

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

Price $17.99
Cheaper than about 92% of the 21,161 comparable items (median $397.99).
Total capacity 4 GB
Lower than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $4.50 per GB
Cheaper than about 81% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameOWC
Part number8S5D32R804 GB
Total capacity4 GB
Product type204-Pin DDR3 Non-ECC SODIMM
Performance
Rated speedDDR3 1066 (PC3 8500)
Memory
CAS latencyCL7
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.5 V
Compatibility
Compatible systemsAlienware M11x

Other versions of this model

5 more in the same range

Questions about this item

Will this 204-pin DDR3 SODIMM fit the memory slot in an Alienware M11x?

Yes, the module is a 204-pin DDR3 SODIMM and the supplier lists the Alienware M11x as a compatible system.

What is the correct way to seat this SODIMM in the laptop slot?

Insert the module at an angle into the SODIMM socket, then press down evenly until the retaining clips on both sides click into place.

Does this non-ECC DDR3 module require any firmware updates or periodic replacement?

No firmware updates are needed for the memory itself, and the module has no moving parts or consumable components that require scheduled replacement.

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