diference between 2000 and 2000xl?

what really the differnce betwwwen the 2000 and the 2000xl? is it the 8 outs and thats all? im kinda a newbee to these and i was just wondering really. thanks all

check this

http://www.mpc2000xl.com/summary.htm

Hey thanks! This was really helpful, as I was about to purchase a mpc2000 but decided to go with the XL!