Kingston HyperX 8GB 1600MHz DDR3L – $48.11 + Free Shipping (Walmart)

$15 cheaper than Amazon & Newegg and $5 cheaper than their regular RAM.
8GB 1600MHz DDR3L CL9 SODIMM 1.35V HyperX Impact Black Series
Standard 1G x 64 non-ECC 1600MHz 204-pin unbuffered SODIMM 2RX8 Kingston memory module
DDR3L, 1.35V, CL9, 4Gbit, FBGA, Gold
Full specs:
http://www.kingston.com/datasheet…s9ib_8.pdf
LINK