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Learn more about Dell Alienware R3 memory

What Dell Alienware R3 DIMM type is supported?

SODIMM and UDIMM

Why are there various DIMM types supported?

Factory configured R3 systems often have smaller, less expensive modules. As more memory is required different density and technologies are needed. DIMM type mixing is never recommended.

What is an unbuffered memory module?

Unbuffered, non-registered DIMM memory modules have no buffer/register component between the DRAM modules and the motherboard memory controller.

What Dell Alienware R3 memory speed is supported?

DDR4-2133

Why may there be various speeds of Dell Alienware R3 memory?

Some servers often have various configurations and versions. If you are unsure what you need, please refer to your R3 manual or data sheet. If you need tech support, please contact us.

General DIMM population guideline for Dell Alienware R3 upgrade to consider.

Some may or may not apply.

• Do not mix DIMM SODIMM and UDIMM types.
• Install DIMMs starting furthest from the processor.
• Do not install DIMMs if the corresponding processor is not installed.
• If only one processor is installed in a two CPU system, only half of the DIMM slots are available.
• To maximize performance, balance the total memory capacity between all installed processors.
• It is not required, but it is recommended to load the channels similarly if possible.

Why are there so many Dell Alienware R3 upgrade options?

IT buyers come from all walks of life. Some purchase by OEM part number. Some purchase by original module part number. Our goal is to give you confidence when purchasing Dell Alienware R3 upgrades. All modules listed are qualified to work in your Dell Alienware R3.