Lexmark X6570 All-in-one Printer Driver
Windows 2000
Windows XP
Windows Vista
Windows 7
Lexmark X6570 Driver (2000/XP/Vista) (18)
Lexmark X6570 Driver (XP/Vista-64bit) (11)
Lexmark X6570 Driver (Windows 7) (14)
Lexmark X6570 Driver (Windows 7-64bit) (13)
From this page as a free Lexmark X6570 download. (32bit and 64bit)