Rockstar has released a list of all the preorder bonuses for Red Dead Redemption.  Hit the jump for details and video footage of all the notable bonuses available.

Gamestop/Game:

Deadly Assassin Outfit [Increased Dead Eye Regeneration]

Amazon:

The Golden Guns Pack + $10 Amazon Gift Card  [Increased Fame]

Best Buy/HMV:

The War Horse [Faster + Increased Damage Resistance]

[Via Rockstar]