Can I use 1.6 Ghz processor to play minecraft smoothly on iMac or do I need 3.1 Ghz?

Can I use 1.6 Ghz processor to play minecraft smoothly on iMac or do I need 3.1 Ghz?

Read more: Can I use 1.6 Ghz processor to play minecraft smoothly on iMac or do I need 3.1 Ghz?