Questions about G.Skill Trident Z Neo

43.62 mm incl. contacts

According to https://dlcdnets.asus.com/pub/ASUS/mb/SocketAM4/ROG_CROSSHAIR-VII-HERO/ROG_Crosshair_VII_Series_Ryzen_3000-series_Memory_QVL.pdf the memory should be compatible.

Yes it is supported (in case of Ryzen 3000 anyway). The is a list of supported memory on this mainboard on the vendor website.

Ja stimmt: https://www.gskill.com/product/165/326/1562840280/F4-3600C16Q-64GTZNC-Overview

...yes works.