first, it is note worthy to know that, it uses auto speed negotiation. this is a pain in the behind. so lets force it to use gigabit internet speeds. this will also speed up copying and other functions if your other devices supports gigabit speeds, if not, it will auto slow to there supported speeds.
try the following,
1.
open the run box. by pressing windows key and the letter R.
2. type this
devmgmt.msc
press enter.
the device manager opens.
3. now go to network adapters.
and find your network adapter in the list.
4, press shift and f10 to bring up the context menu, and choose properties.
5. under these tabs, go to the following tab.
advance tab.
6. now be careful. only adjust the following settings.
in the first property list, go down till you here,
auto disabled gigabit,
tab to the selection combo box. and select, the option, disabled.
now tab back to the property list and go to the next setting which is.
energy ifisiant internet.
set this to, disabled.
the next setting to change is, green Ethernet.
set it to, disabled.
now navigate to the following setting, its called, speed and duplex.
change the value in the selection combo box to. 1.0 gigabit.
tab to okay, and press enter. and restart your pc.
warning, only change the settings i described here, changing any thing else is not recommended, and will have unwanted affects.
I except no responsibility for damage caused, how ever, if u follow my advice, you'll be having your gigabit internet.
have fun.
There's a place for me in this universe.