G.Skill ECO Kit 4 GB PC3-12800U CL7-8-7
 

G.Skill is offering a full range of P55 compatible memory kits, with the ECO being one of them. As the name implies, the memory aims to deliver the most performance while only requiring a mere 1.35V to run at 1600 MHz CL7-8-7. http://www.techpowerup.com/reviews/G...800CL7D-4GBECO