Part number: F3-2666C10D-8GTXD
Spec: DDR3-2666 / 10-12-12-31 / 1.65V
Chips: Samsung 2Gbit D-rev (xxK0 modification)
Here are 1400 CL9 and CL10 results by websmile:
and here are 1400 CL9 results of my own, using Z77, Z87 and Z97:
Asking 150 euros including worldwide shipping.