Indeed teardown reveals https://blog.lvu.kr/kingst-la1010-logic-analyzer/ is using older FPGA and no dedicated memory buffer. Compare to LA1016 https://www.cnx-software.com/2014/12/30/la1016-la2016-and-la...
> 100 m @ 3 channels, 50 m @ 6 channels, 32 m @ 9 channels, 16 m @ 16 channels
all <40MB/s, so its purely streaming LA like original Salea.
Edit: ah, so its further optimized https://sigrok.org/wiki/KingST_KQS3506-LA16100 direct Salea logic16 clone, everything makes sense.