Is this a good HIIT workout?

http://www.fitnessblender.com/v/workout-detail/HIIT-Like-a-Girl-Round-2-Fat-Burning-HIIT-Cardio-Workout/gc/

You don't have to watch the vid. Scroll down to the description and it tells you what exercises are included. I burned 320 cals including warm up and cool down.

Do you know of more of challenging ones or is this good enough for 2, 3 times a week?