The tent is 60" tall, 48" wide, 24" deep. The HPS puts out 16,000 lumens. I don't know what the CFL puts out (a conservative estimate is between 9,200 and 10,200, per my research). The 5000k CFL puts out 8000 lumens.
I also just got my hands on a 36w LED Grow Light (12 3w LEDs, 3 blue & 9...