5970 worth the upgrade from a 7850?

[NerdBBQ]

I currently have a 7850 but am now able to purchase a slightly used 5970 from somebody. Is it worth the switch? If so, how much should I be willing to spend to buy it?

 

[gokitty199]

I currently have a 7850 but am now able to purchase a slightly used 5970 from somebody. Is it worth the switch? If so, how much should I be willing to spend to buy it?

this should answer your question, not worth the buy IMO
http://gpuboss.com/gpus/Radeon-HD-7850-vs-Radeon-HD-5970