 "Corsair Vengeance - DDR3 8 GB: 2 x 4 GB DIMM 240-pin" " Corsair 240-pin CMZ8GX3M2A1600C9 System Memory (RAM) CDWG.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 Vengeance Black CMZ16GX3M2A1600C10 16GB 2x8GB DDR3-1600 CL10 1.5V Dual Channel Memory Kit" 2X8GB DDR3 1600MHz - NCIX"
 Quick Specs: CAS Latency CL10 Error Checking Non-ECC Number of Modules 2 x 8 GB Number of Pins 240-pin Signal Processing Unbuffered Limited Warranty Lifetime Form Factor DIMM Memory Speed 1600 MHz Memory Size 16 GB Memory Technology DDR3 SDRAM Memory Standard DDR3-1600/PC3-12800 ProductId 1021322346