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Older Modem - Still Good? - SBG7580-AC

G
The Many
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I have Arris Surfboard SGB7580-AC.  Will it work with Xfinity 300 mbps service?

Best answer by SURFboard Moderator

Yes, SBG7580-ac is compatible with speeds up to 300 mbps.

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S
Wi-Fi Warriors
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Yes, SBG7580-ac is compatible with speeds up to 300 mbps.

SURFboard Community Moderator Team
plemans
Juggernaut
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  • plemansJuggernaut
  • Juggernaut
  • 2219 replies
  • February 7, 2025

Its getting a bit older/slower compared to the newer technologies but it still works. 

Is it causing issues? or just the ISP saying its time? 

Current setup: Netgear CM3000-->Netgear RBE973S-->2.5gig tp-link switch, Xfinity 2.4gig/350mbps

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