Welcome here Scott!
I think the DE1 is fine. Here are the fitting files for DE1 and DE2:

Fitter Status : Successful - Fri Apr 18 22:05:41 2008
Quartus II Version : 7.2 Build 207 03/18/2008 SP 3 SJ Web Edition
Revision Name : minimig_de1
Top-level Entity Name : minimig_de1
Family : Cyclone II
Device : EP2C20F484C7
Timing Models : Final
Total logic elements : 11,898 / 18,752 ( 63 % )
Total combinational functions : 10,286 / 18,752 ( 55 % )
Dedicated logic registers : 5,445 / 18,752 ( 29 % )
Total registers : 5445
Total pins : 236 / 315 ( 75 % )
Total virtual pins : 0
Total memory bits : 179,804 / 239,616 ( 75 % )
Embedded Multiplier 9-bit elements : 4 / 52 ( 8 % )
Total PLLs : 1 / 4 ( 25 % )



Fitter Status : Successful - Fri Apr 18 21:06:17 2008
Quartus II Version : 7.2 Build 207 03/18/2008 SP 3 SJ Web Edition
Revision Name : minimig_de2
Top-level Entity Name : minimig_de2
Family : Cyclone II
Device : EP2C35F672C6
Timing Models : Final
Total logic elements : 13,157 / 33,216 ( 40 % )
Total combinational functions : 10,863 / 33,216 ( 33 % )
Dedicated logic registers : 6,523 / 33,216 ( 20 % )
Total registers : 6523
Total pins : 292 / 475 ( 61 % )
Total virtual pins : 75
Total memory bits : 332,380 / 483,840 ( 69 % )
Embedded Multiplier 9-bit elements : 4 / 70 ( 6 % )
Total PLLs : 1 / 4 ( 25 % )

Viele Grüße
TobiFlex

--- In minimigtg68@yahoogroups.com, "scottduensing" <scott@...>
wrote:
>
> I currently do not have a board to run this project on. Should I
get the more expensive DE2
> or is the DE1 fine? How much FPGA space does the current
implementation use? I'm new to
> all this FPGA stuff, but it sure looks fun!
>
> Thanks!
>
>
> Scott
>