Stefan Mileschin

With Intel's new Cascade Lake-X HEDT processors coming soon, ASRock has announced three new motherboards - the Steel Legend, the Creator, and the Taichi CLX. The trio is spearheaded by the high-end X299 Creator which is focused on content creators with features such as an Aquantia 10 gigabit Ethernet controller, Intel's Wi-Fi 6, three PCIe 3.0 x4 M.2 slots, and a whopping 10 SATA ports. The ASRock X299 Creator also has an Intel Thunderbolt 3 chip for with 40 Gbps Type-C connectivity.
ASRock X299 Steel Legend

Starting out with the ASRock X299 Steel Legend, it has four full-length PCIe 3.0 slots which run at x16/x4/x16/x8, with a single PCIe 3.0 x1 slot. Storage capabilities consist of two PCIe 3.0 x4 M.2 slots which also support SATA drives, with a total of eight SATA ports with support for RAID 0, 1, 5 and 10 arrays. Each M.2 slot includes an M.2 heatshield to keep hot running NVMe SSDs cool. The eight memory slots allow users to use up to DDR4-4200 with a total supported capacity of up to 256 GB.

For the networking is a pair of Ethernet ports on the rear panel, one powered by an Intel I219 V, and the other by an Intel I211-AT Gigabit controller. Also on the rear panel is two USB 3.2 G2 20 Gbps Type-C ports from an ASMedia ASM3242 controller, three USB 3.1 G1 Type-A, and four USB 2.0 ports. The audio is powered by a Realtek ALC1220 HD audio codec which controls the five 3.5 mm audio jacks and S/PDIF optical output. The aesthetic also follows previous ASRock Steel Legend models with a silver and grey design, with RGB LEDs integrated into the X570 chipset heatsink. The ASRock X299 Steel Legend also uses an 11-phase power delivery with a large aluminium heatsink connected to the rear panel cover which designed to keep it cool.

https://www.anandtech.com/show/15017...-cascade-lakex