Le crossfire est testé chez Anand.
http://www.anandtech.com/show/7457 [...] 90x-review
...Meanwhile 290X Crossfire performance also ended up being a much welcomed surprise thanks in large part to AMD’s XDMA engine. The idea of exclusively using the PCI-Express bus for inter-GPU communication on a high-end video card was worrying at first given the inherent latency that comes PCIe, but to the credit of AMD’s engineers they have shown that it can work and that it works well. AMD is finally in a position where their multi-GPU frame pacing is up to snuff in all scenarios, and while there’s still some room for improvement in further reducing overall variance we’re to the point where everything up to and including 4K is working well...
Message édité par aliss le 24-10-2013 à 09:57:15