LG D2342P 23" Passive 3D LED LCD Monitor
I've got one on order at the MSRP $349. Due to arrive in a week+-.
Didn't see a thread for this one yet.
The user manual says for 3D HDMI it supports:
Frame packing 1080p 24Hz, 720p 50/60Hz
Side by Side and Top/Bottom 1080p 1080i 720p 50/60Hz...