Some Sandra mem comparison at DDR 400....(CTL Samsung, 2.75V)
Epox 4PEA: 2.5-2-2-6
http://users.on.net/nlinh/HW/4PEA_DDR400.jpg - 3094/3096
Epox 4G4A+: 2.5-3-3-6
http://users.on.net/nlinh/HW/SandraDDR400.JPG - 3094/3093
Other boards like BD7-II, IT7, 8PE667 Pro, P4B533-E don't even come...