the rpcminer gives me a rate of ~2000 khash/s
does it even worth or not?
How are you getting 2,000 khash/s from a CPU? What CPU is it and how many cores?
http://i.imgur.com/5Be8Nwv.jpgI have a duel processor motherboard with duel 2.66 processors and only got ~850 h/s from CPU mining.
Either I am not doing something right, or the numbers above are not correct, not sure which...