Best Brand of ram for iMac ?????

hi wondering best brand of ram buy imac is, installing myself , ram apple sells way overpriced,i buying new 2012 high end 27" model, have no idea brands or speeds can please tell me brands , speeds get, recommend me ones get, looking 4x 4gb sticks make 16 gb.
ps. gaming , doing video editing, price range $0-$250
in advance

 

macsales.com

 

Forums Macs Desktops iMac

• iPhone
• Mac OS & System Software
• iPad
• Apple Watch
• Notebooks
• iTunes
• Apple ID
• iCloud
• Desktop Computers
• Apple Music
• Professional Applications
• iPod
• iWork
• Apple TV
• iLife
• Wireless