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RAM for HP LaserJet Enterprise M631dn (M631dn)

Model Years: 2017–2022

Max RAM: 3GBRAM Slots: 1RAM Type: DDR3 1600MHz
⚠ Single Slot — Limited Upgrade

Quick answer

Our data matches the HP LaserJet Enterprise M631dn (M631dn) with HP 2GB DDR3 x32 144-pin DIMM (DDR3, 144-pin SO-DIMM, 1600MHz, 2GB); HP 1GB DDR3 x32 144-pin DIMM (DDR3, 144-pin SO-DIMM, 1600MHz, 1GB); Kingston 2GB DDR3 SODIMM for HP (DDR3, 144-pin SO-DIMM, 1600MHz, 2GB).

Supported memory profile: DDR3, 144-pin SO-DIMM, 1600MHz, up to 3GB max, 1 slot.

Before buying, confirm your exact model number, memory generation, form factor (144-pin SO-DIMM), speed, and maximum supported capacity. Live eBay listings are shown below and may change.

Compatible RAM for the HP LaserJet Enterprise M631dn

Listings and prices are pulled from eBay and may change. Always verify compatibility before purchase. Listings are updated daily.

Kingston 2GB DDR3 SODIMM for HP

KTH-PL316S/2G

MEDIUM
DDR31600MHz2GB144-pin SO-DIMM

Frequently Asked Questions

What RAM fits the HP LaserJet Enterprise M631dn (M631dn)?

Based on our compatibility data, the HP LaserJet Enterprise M631dn (M631dn) supports DDR3, 144-pin SO-DIMM, 1600MHz, up to 3GB max, 1 slot. Matched modules include HP 2GB DDR3 x32 144-pin DIMM (DDR3, 144-pin SO-DIMM, 1600MHz, 2GB); HP 1GB DDR3 x32 144-pin DIMM (DDR3, 144-pin SO-DIMM, 1600MHz, 1GB); Kingston 2GB DDR3 SODIMM for HP (DDR3, 144-pin SO-DIMM, 1600MHz, 2GB). Always confirm your exact model number before purchasing.

How do I verify RAM compatibility?

Check that your device label or manual shows M631dn (or LaserJet Enterprise M631dn). Confirm memory generation, form factor (144-pin SO-DIMM), speed, slot count, and maximum supported capacity match the specs on this page before ordering.

Can I mix RAM speeds or capacities?

This device has a single RAM slot, so you typically replace the existing module rather than adding a second stick. Match the supported generation, form factor, and maximum module capacity.

Are these listings live and current?

Current eBay listings for compatible RAM modules are shown below. Prices and availability change frequently — verify listing details and seller ratings before you buy.

RAM Upgrade Guide for the HP LaserJet Enterprise M631dn

This device uses DDR3 at 1600MHz. Maximum supported capacity is 3GB.

This model has a single RAM slot. Maximum capacity is 3GB.

Always power off and unplug your device before installing RAM. Ground yourself to avoid static discharge.