I couldn’t say for sure.
In XP, I don’t recall WU including product specific GPU drivers like WU does in Win 8.1
Then again, it was some time ago and I don’t recall what my Update Policy settings were.
I also found Dell’s “recommended” GPU driver updates for my Dell Precision T3400 were typically a version behind the current version from nVidia.
+1
Yep, it’s best to go to the source !
Long ago I came across this nVidia FAQ answer. The Q and first sentence of the A reads…
Q: How often should I update my graphics card display drivers?
A: The general rule of thumb for graphic card display drivers is “if it ain’t broken, don’t fix it”.