The AMD 900 chipset series is identical to the AMD 800 chipset series except for the fact that it is only found on Socket AM3+ mainboards, whereas its predecessor is only found on Socket AM3 mainboards.

Socket AM3+ supports solely Bulldozer (microarchitecture)-based FX-processors.

In support of AM3+ CPUs, AMD has validated the 9-Series chipset for use with HyperTransport 3.1 (up to 6.4 GT/s).

They also worked with NVIDIA to bring SLI support to this chipset series.

Common features of all chipsets in the 9xx series:[2] (Identical to 880G) The SB950 is the companion southbridge that provides I/O support.