https://wccftech.com/asrocks-x570-extreme4-motherboard-is-on-sale-for-170-us/

ASRock's high-end motherboard, the X570 Extreme4 motherboard, is 29% off, making this usually $239.99 AM4 motherboard cost just $169.99. The Extreme4 motherboard supports 2000 and 3000 Ryzen CPUs, but only Ryzen 3000 Series will be able to take advantage of the faster RAM compatibility and PCIe 4.0 slot.

The X570 offers a ten power phase design, which massively helps with overclocking the CPU or powering some of the High-end Ryzen 3000 CPUs. With the support for AMD Ryzen 3000 Series allows for PCIe gen four slots, this motherboard has not one of those ports but 2 PCIe 4.0 x 16 ports and three PCIe 4.0 x1 ports allowing for massive connectivity with the newest technology. With this ten power phase design, this allows for DDR4 at the fantastic speeds of 4666 MHz, which is some of the fastest RAM speeds on the market.