Does My Mac Have Integrated Graphics Or Dual Graphics Speaker Issue Macbook Pro 15 Retina Display Late 2013

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Does my mac have integrated graphics or dual graphics? I would like to replace the internal right speaker as it now sounds terrible.

@blastercastgirl use this guide to do it MacBook Pro 15" Retina Display Late 2013 Speakers Replacement

If you are running Mojave or newer the About this Mac > Overview it will clearly list which graphics you have. The older macOS releases won’t list the discreet graphics (DG) only the intergraded (IG). As an example here’s my system: