Yes it does.
1 x U.2 port **
- Supports up to PCIe 3.0 x4 NVMe U.2 SSD
3 x M.2 slots (Key M)*
- M2_1 slot supports up to PCIe 3.0 x4 and SATA 6Gb/s standards, 2242/2260/2280/22110 storage devices
- M2_2 slot supports up to PCIe 3.0 x4 standard, 2242/2260/2280 storage devices
- M2_3 slot supports up to PCIe 3.0 x4 and SATA 6Gb/s ** standards, 2242/2260/2280 storage devices
- Intel Optane Memory Ready for all M.2 slots***
* M.2 and SATA ports maximum support 2 x M.2 PCIe SSDs + 6 x SATA HDDs.
**The M2_3, U2_1 and SATA 5~6 share the same bandwidth.
*** Intel Optane Technology is only supported when using 7th Gen processors. Before using Intel Optane memory modules, please ensure that you have updated the drivers and BIOS to the latest...