Ran into this looking for something that would both fit in and catch on fire my HP T740 so it seemed like a good deal. Quad 10 gig for $20 seems pretty awesome to me.
edit: Forgot to mention that the guy does quantity discounting if you buy more.
edit: Forgot to mention that the guy does quantity discounting if you buy more.

IBM Power Feature 2CE3 00ND468 4 Port 10Gb SFP+ PCIe Full Height Network Adapter | eBay
Enhance your network connectivity with the IBM Feature 2CE3 00ND468 4 Port 10Gb PCI-e Network Adapter. This wired network card is compatible with IBM Power products and features SFP external interfaces for high-speed data transfer. With a maximum data rate of 10 Gbps, this unit provides reliable...
www.ebay.com
Last edited: