PC Graphics Settings Explained: Every Term, and What to Lower First for More FPS

Install a game, open the options menu, and you are hit with a wall of unfamiliar terms: resolution, anti-aliasing, ambient occlusion. If you have no idea which ones make the picture smoother and simply set everything to "Ultra," even a good graphics card can end up stuttering badly.

This guide explains the key graphics settings one by one, then lays out the priority order for lowering them so you regain performance with the least visual loss. Option names differ slightly between games and devices, so focus on the underlying concepts.

① Resolution and Render Scale — the Biggest Factor for Frame Rate

Resolution is the number of pixels that make up the image. The common tiers are 1080p (Full HD, 1920x1080), 1440p (QHD, 2560x1440), and 4K (3840x2160). Bigger numbers mean a sharper picture, but the number of pixels the graphics card has to draw grows steeply — 4K has roughly four times as many pixels as 1080p and is that much heavier.

Resolution affects frame rate more than any other setting, so when frames are short, dropping the resolution one step alone delivers a big gain. Some games also offer a "Render Scale" option, which keeps the display resolution but raises or lowers only the resolution the game actually renders at. Lowering this value trades a little image quality for a solid frame rate boost.

② Frame Rate (FPS) vs. Refresh Rate (Hz)

Frame rate (FPS, frames per second) is how many images your graphics card draws each second. The higher the FPS, the smoother motion feels. Refresh rate (Hz), on the other hand, is a hardware property of the monitor: how many times per second it can redraw the screen.

They are different concepts. On a 144Hz monitor, a game running at only 60 FPS still shows just 60 smooth frames; conversely, if a game pushes 200 FPS on a 60Hz monitor, the display still refreshes only 60 times a second and the rest is thrown away. That is why matching your monitor's refresh rate and the game's FPS matters. Ideally, you get the smoothest experience when FPS stays stably at or above the refresh rate.

③ V-Sync and Variable Refresh Rate

When FPS and refresh rate fall out of step, the top and bottom of the image can visibly split — "tearing." V-Sync (vertical sync) locks the graphics card's output timing to the monitor's refresh rate to remove this tearing. The catch is that forcing frames into step adds input delay, and when the card cannot keep up with the refresh rate, the frame rate can suddenly drop to around half.

Variable refresh rate technology addresses those drawbacks. NVIDIA's G-Sync and AMD's FreeSync are the flagship examples: the monitor adjusts its refresh rate in real time to match the graphics card's frame output, cutting tearing and delay at the same time. If you have a supported monitor and graphics card, enabling this instead of V-Sync is generally the better choice.

④ Anti-Aliasing — Softening the Jaggies

Diagonal lines and object edges can look stair-stepped and jagged — a phenomenon called aliasing. Anti-aliasing smooths those steps, and the different methods vary in cost and quality.

• MSAA: computes edges multiple times — high quality, but a heavy load.
• FXAA: lightly softens the whole image — a very small load, but everything can look slightly blurred.
• TAA: blends information from multiple frames — today's standard approach. Clean on still images, but fast motion can produce a smeary, ghosting feel.

If frames are short, simply switching from MSAA to FXAA or TAA can deliver a substantial gain.

⑤ Upscaling — Render Low, Gain Frames Big

Upscaling renders the game at a lower resolution, then uses AI or a dedicated algorithm to enlarge it back to the original resolution while minimizing quality loss. Because far fewer pixels are actually drawn, frame rates rise substantially.

• DLSS: NVIDIA's method, supported on GeForce RTX cards.
• FSR: AMD's method — not tied to any one vendor, so it runs on a wide range of graphics cards.
• XeSS: Intel's upscaling technology.

If you have adjusted everything else and frames are still short, upscaling is a strong card to play — it recovers frames without hurting the picture much. Check the game's options menu first to see which technology it supports.

⑥ Textures, Shadows, and Ambient Occlusion

Texture quality is the level of detail in surface patterns, and it depends mostly on video memory (VRAM). With plenty of VRAM, raising textures has relatively little effect on frame rate. But forcing textures up when VRAM is short makes frame rates crater and causes severe stuttering.

Shadow quality is an expensive option, so lowering it even one step yields a large frame gain, usually without hurting immersion much. Ambient occlusion (SSAO, HBAO, and similar) adds subtle shading in the corners where objects meet, deepening the sense of depth, at a moderate cost. Keep it if you value the depth; lower it or turn it off when frames are urgent.

⑦ Fog, Post-Processing, Motion Blur, Depth of Field

Fog, post-processing, motion blur (movement trails), and depth of field (blurring out-of-focus areas) are options closer to taste than performance. Motion blur and depth of field in particular blur the image on purpose, so many players who prefer a sharp picture and low latency choose to turn them off.

These post effects quietly consume performance in some games, making them prime candidates to trim first when frames feel tight. In many cases you save frames with no perceived quality loss at all.

⑧ The Priority Order for Rescuing Your Frame Rate

To summarize, when frames are short, this order of attack is the most efficient.

• First: lower shadow quality, switch anti-aliasing (MSAA to FXAA/TAA), and trim post-processing, motion blur, and depth of field. Big gains for little visual cost.
• Second: adjust mid-cost options like ambient occlusion and reflections.
• Third: keep texture quality as high as your VRAM can sustain (it strongly affects perceived quality).
• Fourth: if still short, nudge the render scale down slightly or enable upscaling (DLSS/FSR/XeSS).
• Last resort: drop the resolution itself one step (the most certain fix, but the visual change is also the biggest).

For overall setup and maintenance matched to your PC's specs, our gaming PC optimization guide goes into more detail — worth reading alongside this one.

Wrapping Up, and a Few Cautions

If you change every option at once, it is hard to tell which one actually moved the frame rate. The most accurate approach is to change one setting at a time and check the frame rate in the scenes you actually play. Test in combat or busy movement, not on a static benchmark screen.

Option names and menu layouts vary a little with the game, the device, and the graphics driver version. Use the terms and principles in this article to work out what each setting does in your own game's options menu, even when the name is slightly different.

References: official technical documentation from NVIDIA, AMD, and Intel, and each game's graphics settings guide.

FAQ

Q. Which setting should I lower first when frames are short?
Start with shadow quality, anti-aliasing (switch MSAA to FXAA or TAA), and post effects like motion blur and depth of field — the frame gains are large compared to the visual cost. If that is not enough, enable upscaling, and as a last resort lower the resolution itself.

Q. What is the difference between DLSS, FSR, and XeSS?
All three are upscaling technologies that render at a lower resolution and enlarge the image back up to gain frames. DLSS is NVIDIA's, for RTX cards; FSR is AMD's vendor-neutral method that runs on a wide range of graphics cards; XeSS is Intel's technology. Check the game's options menu to see which one it supports.

Q. Do I have to turn V-Sync on?
If screen tearing bothers you, V-Sync helps, but it can add input delay or cause frame drops. If your monitor and graphics card support G-Sync or FreeSync, enabling that variable refresh rate feature instead of V-Sync reduces tearing and delay at the same time, which is usually the better deal.

Q. Does raising texture quality cost a lot of frames?
Texture quality mostly depends on video memory (VRAM), so with enough VRAM the frame impact of raising it is relatively small. But pushing it too high on limited VRAM makes frame rates crater and stuttering severe. It has a big effect on perceived quality, so keep it as high as your VRAM can sustain.