1.5 GHz Quad core and 1Gb RAM not enough difference?

and a 3D hardware acceleration... this thing is so cool.

For $35 you can get a really decent computer. Makes it really viable for people to run a small unix dev machine or buy a bunch of these to run a miniature server farm.

I'm thinking of upgrading my Pi cluster (http://github.com/rcarmo/raspi-cluster) to a set of these boards. Mostly waiting for some benchmarks to come in and the holiday season to go away...

Check out page 15 of their Odroid magazine December issue [1]. It has a few Odroid-C1 vs Raspberry Pi B+ benchmarks.

[1]: http://magazine.odroid.com/assets/201412/pdf/ODROID-Magazine...

Why? The point of your "cluster" is clearly not performance.

Its a cheap way of running a home lab to experiment with clusters

Micro HDMI. You have to go to the technical details tab to see it mentioned.