For those that didn't get lucky with the freebies:
Dell Mellanox QDR VPI 2 Port 40GB s Daughter Card for Dell PowerEdge C6100 JR3P1 | eBay
Six available. Good price for these. Look like they come with the PCB bridge connector too from the pic
Dell Mellanox QDR VPI 2 Port 40GB s Daughter Card for Dell PowerEdge C6100 JR3P1 | eBay
Six available. Good price for these. Look like they come with the PCB bridge connector too from the pic