Computer Memory Solutions CM10246410600SODRH 8GB DDR3 1333MHz SODIMM Alienware Phantom M11X R3 memory upgrade

Alienware M11X R3 memory upgrade

This 8 GB DDR3 SODIMM is built specifically for the Alienware Phantom M11X R3 notebook. It installs in one of the two available memory slots and raises the system capacity toward the 16 GB maximum supported by the platform. The unbuffered, non-ECC module uses major-brand chips and carries a limited lifetime warranty from the manufacturer. It is a direct-fit upgrade for owners who need more headroom for everyday workloads.

Sustained-load behaviour

The module runs at 1333 MHz with CL9 9-9-9 timings at the standard 1.5 V DDR3 voltage. Because it is unbuffered and has no heat spreader, thermal performance depends on the notebook's own airflow across the memory slot. Under continuous use the stick will operate within normal DDR3 limits, but the laptop chassis determines whether temperatures stay comfortable during long sessions. Buyers running heavy multitasking for hours should verify that the M11X R3 cooling can handle the extra module.

Compatibility checklist

Confirm your Alienware Phantom M11X R3 has a free 204-pin SODIMM slot before ordering. The system supports a maximum of 16 GB across two sockets, so this single 8 GB stick works best when paired with an identical module or when replacing a smaller existing stick. A 64-bit operating system is required to address more than 4 GB of total memory. The product is guaranteed compatible by the manufacturer, but physical installation still requires access to the notebook's memory compartment.