8GB G.Skill Ripjaws X DDR3 1600 Desktop Memory for $24.99
Posted: Mon Nov 26, 2012 6:23 am
Newegg.com has 8GB (2x4GB) G.Skill Ripjaws X Series DDR3 1600 Desktop Memory for $24.99 with free shipping.

DDR3 1600 (PC3 12800)
Timing 9-9-9-24
Cas Latency 9
Voltage 1.5V