Friends, I am from Russia. Now I'm using mac mini 2009 (9400m el capitan ram 4g). I'm happy with it but I want to buy imac. I like the design. Now I'm looking for an imac 5 years old want to use. My choice is very large over the years (imac 2010 mc 509 imac 2015 mk 442 or imac 2017 mmqa2 (2.3) I need to run bootcapm win 7 I require very little from apple. I don’t know what to choose. imac 2010 is very bad? imac 2017 is weak for my tasks? Please help. I don’t understand what to choose. Thanks to everyone who writes their review