The rotated CPU socket and DIMM slots do seem to help with airflow levels and the 17-phase VRM design does wonders when it comes to overclocking (can easily go well over 5GHZ on the i9-9900K if you have a very good cooler). RAM compatibility is also very good since the Z390 Dark supports modules with speeds surpassing 4600MHZ (we may get a chance to test some 4800MHZ modules on it to verify this).
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