Agreed. I had a 2009 iMac with 640GB (7200 rpm) disk and 4 GB ram. I swapped to a smaller (250 GB) SSD and upgraded to 8 GB ram and it's like a new machine for

Agreed. I had a 2009 iMac with 640GB (7200 rpm) disk and 4 GB ram. I swapped to a smaller (250 GB) SSD and upgraded to 8 GB ram and it's like a new machine for me--a great upgrade.