Machine specs:
Ubuntu 15.04 (amd64) AMD 8350 Black Edition 16 GB DDR3 ECC 1 TB drive with Windows 7 x64 / Ubuntu 15.04 (amd64) in dual-boot (grub) 2x Radeon 270 in CrossfireX 3x 1920x1080 monitors attached to primary Radeon 270
Machine specs:
Ubuntu 15.04 (amd64)
AMD 8350 Black Edition
16 GB DDR3 ECC
1 TB drive with Windows 7 x64 / Ubuntu 15.04 (amd64) in dual-boot (grub)
2x Radeon 270 in CrossfireX
3x 1920x1080 monitors attached to primary Radeon 270