Due to issues with some motherboards

AMD has confirmed that older chipset motherboards, based on X470, X370, B450, B350 and A320 chipsets, will lack support for PCIe 4.0, as there could be some issues with some motherboards.

Small Ryzen motherboard with plenty of features

We have seen a couple of AM4 mini-ITX form-factor motherboards recently and the latest one spotted in shops is the Asus ROG Strix B350-I, based on the cheaper B350 chipset.

The Asus ROG Crosshair VI Extreme

While Asus Crosshair VI Hero has getting praise as one of the best socket AM4 motherboards around, Asus has now unveiled the newest flagship motherboard based on AMD's X370 chipset, the Asus ROG Crosshair VI Extreme.

Based on X370 and B350 chipsets

Biostar has unveiled its first two socket AM4 motherboards that are based on 17x17cm mini-ITX form-factor, the Racing B350GTN and the Racing X370GTN.

High end chipset in a small form-factor

Biostar has shown off what appears to be the first socket AM4 motherboard based on the mini-ITX form-factor and the high-end X370 chipset - the Biostar Racing X370-GTN.

Crossfire works on B350 as well

According to the latest detailed specifications of the upcoming AMD socket AM4 motherboards, it appears that only the high-end X370 chipset will actually support Nvidia SLI while Crossfire will also be available on mid-range B350 chipset motherboards.

X370, B350 and A320 ready for Ryzen and Bristol Ridge

AMD has officially announced its newest socket AM4 motherboards that will be based on X370, B350 and A320 chipset and support its new Ryzen CPUs and the upcoming Bristol Ridge APUs.

Based on mid-range B350 chipset

Two new Gigabyte motherboards with the new AM4 socket have been spotted online, showing what to expect from launch later this year.