PCIe TLC OPAL2.
sudo hdparm -Tt /dev/nvme0n1p5
on Ubuntu 20.04: Timing cached reads: 29812 MB in 1.99 seconds = 15007.00 MB/sec
HDIO_DRIVE_CMD(identify) failed: Inappropriate ioctl for device
Timing buffered disk reads: 6328 MB in 3.00 seconds = 2109.00 MB/sec
Nominal maximum sequential read speed: 3,000 MB/s