Just browsing the corsair website I noticed this:
http://www.corsair.com/en-us/dominator-platinum-series-16gb-4-x-4gb-ddr4-dram-3000mhz-c15-memory-kit-cmd16gx4m4b3000c15
vs.
http://www.corsair.com/en-us/dominator-platinum-series-16gb-4-x-4gb-ddr4-dram-2666mhz-c15-memory-kit-cmd16gx4m4a2666c15
They are both 4x4, both C15, but the sticks with lower speed have a higher price?
http://www.corsair.com/en-us/dominator-platinum-series-16gb-4-x-4gb-ddr4-dram-3000mhz-c15-memory-kit-cmd16gx4m4b3000c15
vs.
http://www.corsair.com/en-us/dominator-platinum-series-16gb-4-x-4gb-ddr4-dram-2666mhz-c15-memory-kit-cmd16gx4m4a2666c15
They are both 4x4, both C15, but the sticks with lower speed have a higher price?