[tomnipotent]

Specifically the CRS305-1G-4S+IN, a great little switch and can run either RouterOS or SwOS. Pair with some decent copper DAC twinax from fs.com and you're all set, the only problem is reliable access to < $200 NIC cards that doesn't require eBay.

[infamia]

The selection of 10GB cards has really improved relatively recently. Search Amazon for "10gb network card" and you'll see lots of choices for around $100 USD.