Exynos 4412 quad core 1.7GHz with 2GB DDR built into chip:
http://www.cnx-software.com/2013/12/23/hardkernel-unveils-59-odroid-u3-board...
Amazing board similar to cubie selling for USD 59.
They use eMMC to gain 4x speed, runs Xubuntu 13.10 already.
The heat sink requirement probably makes it a non-starter for EOMA unless a flat heat pipe could be slipped into to somehow :)