Overview
Frame generation—the technology behind NVIDIA DLSS 3 and AMD FSR 3—has earned a skeptical reputation among serious gamers. At first glance, the promise is tantalizing: dramatically higher frame rates with minimal visual loss. But many dismiss it as a gimmick that sacrifices true responsiveness for a bigger number. This guide clears the air. You'll learn how frame generation actually works, when it helps, when it hurts, and how to decide for yourself. By the end, you'll know exactly how to evaluate this tool for your own setup—and avoid the common trap of chasing FPS at the cost of feel.
Prerequisites
- A PC with a GPU that supports either DLSS 3 (NVIDIA RTX 40 series) or AMD FSR 3 (Radeon RX 6000/7000 series).
- A game that explicitly offers frame generation (check the graphics settings menu).
- Basic familiarity with the game’s settings panel (resolution, V-Sync, etc.).
- Optional: A tool like CapFrameX or MSI Afterburner to monitor frame times and input latency.
Step-by-Step Guide
1. How Frame Generation Works
Frame generation doesn’t create new game logic frames from scratch. Instead, it works as a post-processing pass. Every traditional frame is rendered at one resolution, then the GPU analyzes two consecutive frames and interpolates a synthetic frame between them. This extra frame is inserted into the display queue, boosting the reported FPS. Think of it as a smart, hardware-accelerated motion smoothing—like your TV’s soap opera effect, but far more advanced and integrated into the game engine.
Key fact: Frame generation does not affect the game’s internal simulation speed. Physics, AI, and animations still run at the original base frame rate. Only the visual output is smoothed.
2. When Frame Generation Shines
Frame generation works best when your base frame rate is already reasonable—generally 60 FPS or more. In that range, the interpolation artifacts are minimal, and the extra frames create buttery-smooth motion. It’s a game-changer for titles like Cyberpunk 2077 with ray tracing at 4K, or older hardware handling modern games. The boost can take you from “playable but stuttery” (e.g., 45 FPS) to “locked at 90 FPS” with improved smoothness.
3. Enabling Frame Generation (Example: Cyberpunk 2077)
- Launch the game and open Settings → Graphics.
- Find the NVIDIA DLSS Frame Generation (or AMD FSR 3 Frame Generation) toggle.
- Turn it On.
- Ensure your desired resolution and DLSS quality preset are set (e.g., DLSS Quality for best image).
- Optionally, enable V-Sync and G-Sync/FreeSync for tear-free output.
Code-like example (config file): Many games store setting in .ini files. For Cyberpunk 2077, the relevant line in Cyberpunk2077\settings\graphics.ini would be:
DLSSFrameGeneration=1
Do not edit files unless you understand the risks—use the in-game menu first.
4. Measuring the Tradeoffs: Frame Times and Latency
Frame generation hides how variable the real rendering time is. Even if the display shows a steady 120 FPS, the base frame stream might be bouncing between 50 and 70 FPS. This inconsistency translates to input lag and micro-stutters that can ruin competitive play. To measure this:
- Enable a frame time graph (e.g., in MSI Afterburner).
- Play a sequence with frame generation on, then off.
- Compare how evenly spaced the green bars are. With frame generation, the average may look lower, but the variance could be higher because the interpolation introduces its own cadence.
Important: Input latency is also affected. Frame generation adds about one additional frame of latency at the base rate. For a 60 FPS base, that’s ~16ms. For a 30 FPS base, it’s ~33ms—and the interpolation artifacts become severe. So avoid using it below 45–50 FPS.
5. Adjusting Settings to Maximize Benefits
To get the best experience, follow these guidelines:
- Start with a stable base: Use DLSS/FSR upscaling (not generation) to hit at least 60 FPS. Then toggle frame generation on top.
- Cap your frame rate: Because frame generation inflates the visible FPS, you may overshoot your monitor’s refresh rate, causing tearing. Use a frame rate limiter (e.g., in NVIDIA Control Panel) to cap FPS at your monitor’s max minus a small margin.
- Disable unnecessary overlays: Input and software overlays (Steam, Discord) can add unpredictability.
Common Mistakes
- Using frame generation as a crutch for low FPS. If your base frame rate is below ~45 FPS, the synthetic frames will look jittery and feel unresponsive. It’s better to lower resolution or graphical fidelity to achieve a stable base first.
- Ignoring frame time consistency. A high FPS number doesn’t mean smooth gameplay. Always check frame time graphs—a flat line at 120 FPS with generation can still feel worse than an actual 60 FPS without it.
- Forgetting about input latency. In fast-paced shooters (e.g., Overwatch 2 or Valorant), every millisecond matters. Frame generation adds perceivable lag. Disable it for multiplayer games where reflex matters most.
- Not updating drivers or game. Both NVIDIA and AMD have refined their frame generation algorithms. Always install the latest graphics driver and game patch to get improvements.
Summary
Frame generation is a powerful tool, but only when used correctly. It works by interpolating synthetic frames between real ones, boosting smoothness when your base FPS is already decent (≥60). It does not reduce input lag or fix inconsistent frame delivery—in fact, it can make those issues worse. To get the most out of it: always ensure a stable base of at least 60 FPS, monitor frame times, and disable it for competitive genres. By understanding its strengths and limitations, you can decide whether to enable it—and stop missing the point.