iMac (21.5-inch, Mid 2011)の内蔵ドライブをSSDに換装」のりパパのブログ | のりパパ R スピリット! - みんカラ
HOW TO] iMac 27" (mid 2011) two SSDs in RAID 0 config + HDD | MacRumors Forums
iMac 2011 27" Apple stock SSD swap | MacRumors Forums
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