Crucial SSD 128GB internal CT128M550SSD1 (6.4 cm (2.5 inches) 7mm, SATA III) (Personal Computers)
Having already converted four Macs in your household on SSD, a productive computer only remained: My Mac Mini 2010 (OS 10.10.1 Yosemite) which is mainly used for Kodi on TV and as a file server. In my other computers to date following SSDs are used: