Corsair Vengeance and G.Skill Ripjaws/Ripjaws X/Sniper are the kinds I recommend. There really isn't any better for fast graphics and high end gaming.
If you actually have 32GB of RAM, that might be a mainboard limitation. Some boards will slow down the RAM when you install the maximum amount. Or it could be something with the BIOS -- do you have the newest BIOS revision?