Probably best thing you can do is...
The best thing to do is not invest any additional $$$ in a 10 year-old computer with a max. OS of 10.7.5 Latest OS version is 10.11 (4 versions newer). The $$$ spent on ram & SSD for a 10 year-old iMac is not worth it.
Yes…on your 2010 MacBook Pro it was worth it. But not on a 2006 iMac (IMHO).
- Nick
Thanks guess your are right did not relalise which model he had...