I've also looked at the Soundblaster Z card, and the price is very enticing ($85 + free shipping).    From what I've heard the main difference between the two is that the Soundblaster Z has a more powerful amp while the Titanium HD has a better quality DAC. Would you say the better quality DAC...

This is my first time posting and my first time getting into the world of serious headphones, so please be gentle.   My PC is built around gaming, but the most I've ever paid for headphones is around $50 and I haven't used a soundcard since the late 90s. Being fresh from my 3rd broken...