Table in a tabular model is a single partition by default. the large table like FACT TABLE with multi million rows are processed quickly if you created partitioned for this one.
DIM Table : Keep default single partition
FACT Table : Try to create number of partition as you required based on partioned column like (year, or date )
let
Source = #"SQL/sqlserver_database_windows_net ;Contoso",
dbo_Sales = Source{[Schema="dbo",Item="Sales"]}[Data],
#"Filtered Rows" = Table.SelectRows(dbo_Sales, each [OrderDateKey] >= 20220101 and [OrderDateKey] <= 20221231)
in
#"Filtered Rows"