G.Skill Ripjaws X Series 8GB (2x 4GB) PC3-12800 DDR3 Desktop Memory for $69.99 shipped.  Here is a screenshot for your reference.  The desktop memory is specifically designed for Intel Sandy Bridge CPUs and P67 motherboards and features 9-9-9-24 at 1.5V.  Most places have this desktop memory without the flash drive for over $110.