Just thought I would put this out there for those looking for speed on the cheap, most items ebay of course.

Here is a list of compatible parts:
Ebay switch $400 search: Cisco N3K-C3064PQ-10GX…

40/10Gb Ethernet under $500 (noisy but fast) HowTo

Source: [H]ardOCP – 40/10Gb Ethernet under 0 (noisy but fast) HowTo