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MacBook Pro 15" (Mid 2012)

A1286 · MacBookPro9,1 · 2012–2013 · laptop

Specifications

Cpu: Intel Core i7 quad-core 2.3–2.6 GHz (2.7 GHz BTO)
Ram: max: 16 GB DDR3L-1600 (2×8 GB; Apple claimed 8 GB) · base: 4 GB
Ports: MagSafe · USB 3.0 ×2 · FireWire 800 · Thunderbolt · SDXC card slot · Gigabit Ethernet · Audio in/out
Battery: 77.5 Wh sealed
Display: 15.4" 1440×900 (1680×1050 hi-res BTO)
Storage: base: 500 GB HDD · options: 750 GB HDD · 128 GB SSD · 256 GB SSD · 512 GB SSD
Weight: 2.56 kg
Os Support: latest: macOS 10.15 Catalina · shipped: OS X 10.7 Lion
Release Price: $1,799

RAM

16 GB DDR3L-1600 (2×8 GB) · Two SO-DIMM slots under the bottom panel. Apple's official max is 8 GB, 16 GB works flawlessly.

~$35

EASY

storage

2.5" SATA III SSD · The last 15" MacBook Pro with a standard 2.5" drive bay and SuperDrive.

~$40

EASY

storage

2nd 2.5" SATA drive via optical-bay caddy · Replace the SuperDrive with a data-doubler caddy for SSD + HDD.

~$15

MODERATE

battery

77.5 Wh replacement pack (A1382) · Screwed in with tri-wing screws, not glued.

MODERATE