Links:
NANO PC T4
https://www.friendlyarm.com/index.php...
RECOMMENDED from the brand
it have 4gb lpddrm4 ram!
NANOPI M4V2
https://www.friendlyarm.com/index.php...
NANOPI M4
https://www.friendlyarm.com/index.php...
other RK3399 SBC's tested by me atm
ROCKPI4 from Radxa
it have lpddrm4 ram too
https://wiki.radxa.com/Rockpi4