Network switches that support 10GbE RF45 are substantially more expensive than those that support fiber SFP+ transceivers, and so are RF45-supporting transceivers if you want to convert an SFP+ ...
Altera's 10GBASE-KR PHY MegaCore® function enables Ethernet connectivity at 1 Gbps and 10 Gbps (1G/10GbE) over system chassis copper backplanes. This interface PHY can be implemented in Altera® ...