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RAM for HP EliteBook 840 G8 (3G2R3EA)

Model Years: 2021–2022

Max RAM: 64GBRAM Slots: 2RAM Type: DDR4 3200MHz
✓ RAM Upgradeable

Quick answer

Our data matches the HP EliteBook 840 G8 (3G2R3EA) with Crucial 32GB DDR4-3200 SODIMM (DDR4, SO-DIMM, 3200MHz, 32GB); Kingston FURY Impact 32GB DDR4 (DDR4, SO-DIMM, 3200MHz, 32GB); Crucial 16GB DDR4-3200 SODIMM (DDR4, SO-DIMM, 3200MHz, 16GB), plus 2 more options listed below.

Supported memory profile: DDR4, SO-DIMM, 3200MHz, up to 64GB max, 2 slots.

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

Compatible RAM for the HP EliteBook 840 G8

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

Frequently Asked Questions

What RAM fits the HP EliteBook 840 G8 (3G2R3EA)?

Based on our compatibility data, the HP EliteBook 840 G8 (3G2R3EA) supports DDR4, SO-DIMM, 3200MHz, up to 64GB max, 2 slots. Matched modules include Crucial 32GB DDR4-3200 SODIMM (DDR4, SO-DIMM, 3200MHz, 32GB); Kingston FURY Impact 32GB DDR4 (DDR4, SO-DIMM, 3200MHz, 32GB); Crucial 16GB DDR4-3200 SODIMM (DDR4, SO-DIMM, 3200MHz, 16GB); Kingston 8GB DDR4-3200 SODIMM (DDR4, SO-DIMM, 3200MHz, 8GB); Crucial 8GB DDR4-3200 SODIMM (DDR4, SO-DIMM, 3200MHz, 8GB). Always confirm your exact model number before purchasing.

How do I verify RAM compatibility?

Check that your device label or manual shows 3G2R3EA (or EliteBook 840 G8). Confirm memory generation, form factor (SO-DIMM), speed, slot count, and maximum supported capacity match the specs on this page before ordering.

Can I mix RAM speeds or capacities?

Many systems run best with matched pairs (same capacity and speed). Mixing capacities or speeds may work but can force lower speeds or single-channel mode — check your OEM documentation.

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 EliteBook 840 G8

This device uses DDR4 at 3200MHz. Maximum supported capacity is 64GB.

This model has 2 RAM slots. Installing matched pairs (dual-channel) gives the best performance — use identical capacity modules in both slots.

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

Need a replacement battery?

See compatible batteries for the HP EliteBook 840 G8

See Battery Options →