Why system report and diskutil report 28G… - Apple Community
Upgrading Apple iMac 2011 27 Hard Drive to SSD, Huge Improvement
Hard drives versus SSD storage in Macs, compared | AppleInsider
2011 imac 27" 32GB - final stage of 1TB + 2TB SSD upgrade (replaced HDD & optic drive). Also cleaned out the fans and case. Running 'SSD Fan Control' & 'Macs Fan