Well, let's compare a straight fighter with an EK. I used PHB and DMG rules only, except for Arcane Strike.
1) EK
Ftr 1 / Wiz 5 / EK 10, human
Str 16, Dex 14, Con 14, Int 18, Wis 12, Cha 10
Feats: 11: Scribe Scroll (Wiz 1), Still Spell (Wiz 5), Arcane Strike, Weapon Focus (Great Sword) (Ftr 1)...