Well decided let loose and buy the denon's I am on a very tight budget and I herd these headphones need a little extra juice to get the best out of them so I was thinking a fiio e5 or e6 or a $40 cmoyy from eBay I need help deciding very confused if these amps will even help these cans...budget...

I need help so bad I am so confused I am getting headphones around tax return time and have narrowed it down to 5 choices ath pro 700mk2 dt880 32 ohm vs dt770 32 ohm denon d2000 or Sony mdr xb1000 I am brand new to this head-fi site/experience and need urgent help I will not be amping these my...