Patriot Viper Viper 3 16GB (2 x 8GB) PC3-15000 DDR3 Desktop Memory for $69.69 shipped after promo code EMCJNHE45.  Here is a screenshot for your reference.  For the technically inclined, this triple channel RAM operates with 10-11-10-30 timing at 1.5V and has heat spreader.  Most places have this set of RAM for over $90.