what do u guys think of this amp

PROFILE CA600 2 CHANNEL 600W AMP *NEW 2003

or

PROFILE 600SX Amp 3/2/1 CH 300W RMS BLOWOUT

I am on a tight buget so will this hit the knocks of what i need. I will have a kenwood Excelon HU 2002 model and either alpine type R 12's or Rockford series of subs 12's