The ASRock Z270 Pro4 motherboard is a familiar site. ASRock is a familiar brand and since the birth of the ASRock company, it has secured a healthy and immediately identifiable place in the component market. With the recent launch of mainstream graphics cards, it's also clear that ASRock is looking for more. The Intel Z270 is getting on a bit now, and though it wasn't apparent at the time of launch, it has become a small part of Intel's chipset masterplan, with the release of the 3xx and other chipset models.