在規範中只是建議瓦數可以這樣分配。
並且，這也不是只允許有一個標準答案的問題。

...Significant dependencies include the quantity and types of processors, memory, add-in card slots, and peripheral bays, as well as support for advanced graphics or other
features. Figure 22 through Figure 26 shows the power distribution and cross loading tables for power supplies in the range of 180 W to 450 W. These are recommendations
but it is ultimately the responsibility of the designer to define a power budget for a given target product and market...