what is the difference between the 4l60e that comes in the 5.7 vs the v6?

what is the difference between the 10 bolt that is in the 5.7 vs the v6?

what is the difference between the f-body 10 bolt and the 10 bolt found in the 94 caprice other than it didn't have the mounts for the pan hard bar? it looked larger and beefier.can it be bolted up to the f-body and use the stock drive shaft and only weld on the bracket for the pan hard bar?