You can read 3200mhz and 2133MHz on CPU-Z. Technology: four-channel DDR4 2133/2666/3000/3200MHz;. USB 2.0:6 (one FUSB can transmit two USB 2.0 ports);. #Main products: MUCAI X99 P4 Motherboard 1pcs.
X99 PR9 Motherboard LGA 2011-3 Supports 4X DDR4 Gigabit LAN /NVME M.26363
X99 PR8 Motherboard LGA 2011-3 Supports DDR3 RAM Intel Xeon E5 V3 Cpu Double Cha
MSI MPG Z490 GAMING PLUS Motherboard ATX LGA1200 Supports 10th 11thCPU M.2 HDMI
X99 Motherboard+E5 2666 V3 CPU X99G757 Gaming Motherboard LGA 2011-3 DDR34537
PC Motherboard LGA 2011 Motherboard NVME M.2 For Desktop
Dell 08NPPY 3050 SFF Motherboard LGA 1151 DDR4 Desktop Motherboard