./oclvanitygen -f address.txt -bir bulundu.txt -k lastkey.txt 5KHon4xmV31t9dFSHzeN3KF3R1EvjnSRCuy5ZcVEL83NZXzsyeE

(5KHon4xmV31t9dFSHzeN3KF3R1EvjnSRCuy5ZcVEL83NZXzsyeE) What is my purpose in writing this? Should I write something else to match the exact address?
I am getting 3.8mkey for amd 580 2500000 address.