not really, the performance per watt is nearly the same if you take Turing/Ampere .
In other words, my 420watt TRex has the same performance as a 3090 on Stock in VR,
the 400watt 2080ti kingpin is nearly identical to the 3080FE 
not really, the performance per watt is nearly the same if you take Turing/Ampere .
In other words, my 420watt TRex has the same performance as a 3090 on Stock in VR,
the 400watt 2080ti kingpin is nearly identical to the 3080FE