iMac 27" Retina Late 2015 Upgrade to NVMe Blade SSD & SATA SSD | PeakD
iMac (20-Inch, Early 2009) SSD Upgrade - YouTube
21.5" iMac Mid-2014 1TB SATA SSD Upgrade – UKSL MacLab
iMac 27" Retina Late 2015 Upgrade to NVMe Blade SSD & SATA SSD | PeakD
How-To: Now's the right time to swap your old iMac's hard drive for a fast new SSD - 9to5Mac
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