All under the sun ( :-)

INTEL
Big list from Intel here
http://www.intel.com/support/network/sb/CS-012904.htm


RJ-45, PCI-e

E1G44ET
E1G44ETBLK
http://www.intel.com/p/en_US/support/highlights/network/1000etquad

E1G44ET2
E1G44ET2BLK
http://www.intel.com/p/en_US/support/highlights/network/gqpsa-et2/

EXPI9404PTL
EXPI9404PTLBLK
http://www.intel.com/p/en_US/support/highlights/network/pro1000pt-quadport-low-profile

EXPI9404PT
EXPI9404PTBLK
http://www.intel.com/p/en_US/support/highlights/network/pro1000pt-quadport/

RJ-45, PCI-X 3.3V Only

PWLA8494MT
PWLA8494MTBLK5
http://www.intel.com/p/en_US/support/highlights/network/1000mtquad

PWLA8494GT
PWLA8494GTBLK5
http://www.intel.com/p/en_US/support/highlights/network/pro1000gt-quadport

SILICOM