Amazon.com: Supermicro A+ H8QG6+-F AMD Motherboard Quad Opteron 6000 series 1944-pin Socket G34 up to 1TB DDR3 RAMS Dual-port GbE controller 6 SATA2 ports via SP5100 RAID 0,1,10 LSI 2008 8 ports
Supermicro A+ H8DGi-F AMD Motherboard E-ATX Form Factor Dual Opteron 6000 series 1944-pin Socket G34 hyper transport up to 512GB DDR3 RAMS Dual-port GbE Lan 6 SATA2 ports via SP5100 RAID 0,1,10
G34 Socket X89 motherboard support Dual channel with 2* DDR3 ECC REG Memory SATA II USB 3.0 support 16core CPU AMD Opteron 6281|Motherboards| - AliExpress
Testing old 16 core Opteron 6386 SE on a Jingsha X89 motherboard