Yes, the Lexar Professional 2000x 128GB SD UHS-II is compatible with the Nikon Z8.
Nikon Z8 Slot 2 accepts SD UHS-II. Lexar 2000x 128GB writes at 260 MB/s (V90) — exceeds the Z8's 250 MB/s SD minimum for high frame size and rate video modes. N-RAW and ProRes RAW HQ are CFexpress Type B only and unaffected.
“are recommended for recording and playback of videos with a high frame size or rate”
Last verified:
Confidence: inferred