A mini-ITX X570S motherboard is reportedly coming from Gigabyte - Neowin
ASUS ROG Crosshair VIII Extreme AMD X570/X570S EATX Motherboard - ROG CROSSHAIR VIII EXTREME
Four new ASUS X570 motherboards keep enthusiasts at the cutting edge - Edge Up
ASUS ROG Crosshair VIII Dark Hero AMD AM4 X570S Zen 3 Ryzen 5000 & 3rd Gen Ryzen ATX Gaming Motherboard PCIe 4.0, 14+2 Ti Power Stages
Amazon.com: ASUS ROG Crosshair VIII Dark Hero AMD AM4 X570S Zen 3 Ryzen 5000 & 3rd Gen Ryzen ATX Gaming Motherboard (PCIe 4.0, 14+2 Ti Power Stages, PCH Heatsink, Wi-Fi 6, 2.5
ASUS confirms that passive X570 motherboards are coming! - OC3D