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iMac 21.5" (Mid 2011)

A1311 · iMac12,1 · 2011–2012 · all-in-one

Specifications

Cpu: Intel Core i5-2400S 2.5 GHz quad-core (i5-2500S 2.7 GHz / i7-2600S 2.8 GHz BTO)
Gpu: AMD Radeon HD 6750M 512 MB (HD 6770M 512 MB BTO)
Ram: max: 16 GB (4×4 GB SO-DIMM; 32 GB unofficial) · base: 4 GB DDR3-1333
Ports: USB 2.0 ×4 · Thunderbolt · FireWire 800 · SDXC card slot · Gigabit Ethernet
Display: 21.5" 1920×1080 IPS LED-backlit LCD
Storage: base: 500 GB HDD · options: 1 TB HDD (BTO) · 256 GB SSD (BTO) · 256 GB SSD + HDD (BTO)
Os Support: latest: macOS 10.13.6 High Sierra · shipped: Mac OS X 10.6.6 Snow Leopard
Release Price: $1,199

Variants

Revisions

iMac12,1iMac12,1 · A1311Mid 2011, 21.5" Sandy Bridge, added Thunderbolt

Colors

Silver2011, only finish offered

Storage

500GB2011 standard HDD

1TB2011 BTO HDD

Upgrade paths

RAM

16 GB (4×4 GB DDR3-1333 SO-DIMM), 32 GB with unofficial 8 GB modules · Four SO-DIMM slots behind the access door on the bottom edge, no tools needed.

~$60

EASY

storage

3.5" SATA HDD or 2.5" SSD; spare internal SATA III port allows adding an SSD · Magnetic glass panel lifts off with suction cups, then the display must come out to reach the drive. Apple HDDs use custom firmware temperature sensing.

HARD