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RAM for Apple MacBook Pro 13-inch (Mid 2012) (A1278)

Model Years: 2012–2014

Max RAM: 16GBRAM Slots: 2RAM Type: DDR3 PC3-12800 1600MHz
✓ RAM Upgradeable

Quick answer

Our data matches the Apple MacBook Pro 13-inch (Mid 2012) (A1278) with Crucial 8GB DDR3L-1600 SODIMM (DDR3 PC3-12800, SO-DIMM, 1600MHz, 8GB); Crucial 2GB DDR3L-1600 SODIMM (DDR3, DDR3 SO-DIMM, 1600MHz, 2GB); Crucial 512MB DDR3-1600 SODIMM for Brother (DDR3, DDR3 SO-DIMM, 1600MHz, 0GB).

Supported memory profile: DDR3 PC3-12800, SO-DIMM, 1600MHz, up to 16GB 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 Apple MacBook Pro 13-inch (Mid 2012)

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 Apple MacBook Pro 13-inch (Mid 2012) (A1278)?

Based on our compatibility data, the Apple MacBook Pro 13-inch (Mid 2012) (A1278) supports DDR3 PC3-12800, SO-DIMM, 1600MHz, up to 16GB max, 2 slots. Matched modules include Crucial 8GB DDR3L-1600 SODIMM (DDR3 PC3-12800, SO-DIMM, 1600MHz, 8GB); Crucial 2GB DDR3L-1600 SODIMM (DDR3, DDR3 SO-DIMM, 1600MHz, 2GB); Crucial 512MB DDR3-1600 SODIMM for Brother (DDR3, DDR3 SO-DIMM, 1600MHz, 0GB). Always confirm your exact model number before purchasing.

How do I verify RAM compatibility?

Check that your device label or manual shows A1278 (or MacBook Pro 13-inch (Mid 2012)). 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 Apple MacBook Pro 13-inch (Mid 2012)

This device uses DDR3 PC3-12800 at 1600MHz. Maximum supported capacity is 16GB.

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.