I'm a beginner with the computer recording stuff but now wanting to move into RealBand territory and away from my ZOOM Q3HD amplifier/computer speaker recording.

I'm now looking for an inexpensive (hey, I'm a BEGINNER!!) but quality interface. MKII? Behringer?
I only need 2 inputs for guitar and microphone.

I have an older computer and the vitals are:

Pentium(R) D
CPU 3.00GHz
2.99 GHz
0.99 GB of RAMwith a Pentium D with