R7000 with Gigabit Cable Modem

1 post / 0 new
kmand's picture
R7000 with Gigabit Cable Modem

I just upgraded my Comcast cable modem/gateway  to gigabit. I can get about a gigabit of download speed using its internal router.connected directly by ethernet to my workstation. However, in bridge mode to my

   R7000 with DD-WRT v3.0-r36070M kongac (05/31/18)

again all by gig ethernet,  I only get about 400mb/sec from the internet. Is this all the R7000 hardware will do, or is this some version of ddwrt or even the vendor firmware that will hit gigabit?