Which computer?

My HP desktop computer is on it's last legs as it's already going on 7 years old. We've decided to buy another desktop computer, but there are so many out there, I've decided to let you help me with...

Gabby's EZ Triple Chocolate Brownies

1 box chocolate cake mix
1 4oz box chocolate instant pudding
1 12 oz bag of semi-sweet chocolate chips

Make pudding according to directions, stir in cake mix, add choco chips. Pour into 9x13...