most of the time on the profiler was being spent in copying to mapped memory

DEVICE_LOCAL_BIT
HOST_VISIBLE_BIT
HOST_COHERENT_BIT
DEVICE_COHERENT_BIT_AMD
DEVICE_UNCACHED_BIT_AMD

DEVICE_LOCAL_BIT
HOST_VISIBLE_BIT
HOST_COHERENT_BIT

var queueProps = new QueueFamilyProperties2[(int)queuePropCount];
var queueGlobalPrios = new QueueFamilyGlobalPriorityPropertiesKHR[(int)queuePropCount];
for (var i = 0; i < queueProps.Length; i++)
{
    QueueFamilyProperties2.Chain(out queueProps[i])
        .AddNext(out queueGlobalPrios[i]);
}