Good gaming requires a good video card. You also need good sound but modern motherboards make sound cards unnecessary for gaming.
For video cards, there are several good brands including Asus, Gigabyte and EVGA. Keep in mind that the amount of memory your video card has is much more important than the speed of your video card’s memory. All three manufacturers have many video card models with different features in different price ranges and all three manufacturers make video cards that are reliable, cool and quiet.
If you have a modern computer and use it for gaming, there is no need for a sound card. Onboard sound has improved to the point that sound cards are now unnecessary for gaming. If you also use your computer for recording music then a sound card might be necessary.
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