 "Corsair Vengeance - DDR3 8 GB DIMM 240-pin" " Corsair 240-pin CMZ8GX3M1A1600C10 System Memory (RAM) CDW.com
"Vengeance Low Profile heat spreaders have a reduced height of 1.03". They're designed for high-performance systems with extra-large CPU coolers, small form factor system builds, or any other space-constrained application where you need high-performance memory but standard Vengeance modules might not fit." 
 "Corsair CMSO4GX3M1A1333C9 4gb Ddr3 1333mhz Sodimm Unbuff Cl9 For Laptops"@en Laptops for $38.54."@en
"Corsair CMSO4GX3M1A1333C9 4gb Ddr3 1333mhz Sodimm Unbuff Cl9 Ddr3 Laptops for $38.54. Free shipping on large orders. 30 day return policy. Secure purchasing. Highly rated company established 1991."@en 
 Mfg. & Model: Corsair CMSO4GX3M1A1333C9 Mfg. Part #: CMSO4GX3M1A1333C9 UPC: 843591007146 Description: 4gb Ddr3 1333mhz Sodimm Unbuff Cl9 For Ddr3 Laptops Price: $38.54