詳細ガイド 近日公開
FPS to Frame Timeの包括的な教育ガイドを準備中です。ステップバイステップの解説、数式、実例、専門家のヒントをお届けしますので、もうしばらくお待ちください。
The FPS to Frame Time Converter translates frames-per-second to milliseconds-per-frame using the simple formula ms = 1000 / FPS. Critical for gaming performance tuning, esports monitor selection, video editing frame budgeting, and animation production planning. 60 FPS = 16.67 ms/frame, 144 FPS = 6.94 ms, 240 FPS = 4.17 ms, 360 FPS = 2.78 ms. Each FPS doubling halves frame time, but human perception of smoothness improvements diminishes above 120 FPS for most use cases. Why frame time matters more than FPS for gaming: average FPS hides frame time variability. A game running '60 FPS average' might actually deliver frames in 14, 16, 18, 22, 18, 14, 16 ms — the occasional 22 ms frame causes 'stutter' visible as choppiness. Modern performance tools (RTSS, NVIDIA Reflex, AMD Radeon Software) display frame time graphs alongside FPS, revealing the consistency of frame delivery. Consistent 60 FPS (16.67 ms each frame) feels smoother than highly variable 90 FPS averaging 11 ms but spiking to 25 ms. Monitor refresh rate alignment: monitor refreshes at fixed rate (60 Hz, 120 Hz, 144 Hz, 165 Hz, 240 Hz, 360 Hz, 540 Hz coming). Match your target FPS to refresh rate for smoothest experience — running 200 FPS on a 60 Hz monitor shows only 60 frames per second (excess discarded) but reduces input lag because newer frames are available. G-Sync (NVIDIA) and FreeSync (AMD) variable refresh rate technology lets monitor refresh adapt to GPU output, eliminating tearing and stutter when FPS doesn't perfectly match refresh rate. Competitive gaming reality: top esports professionals consistently report perceiving meaningful difference between 144 Hz, 240 Hz, and 360 Hz at competitive levels in fast-paced games (Counter-Strike, Valorant, Apex Legends). Casual gamers typically don't notice differences above 120 FPS. Diminishing returns from each refresh rate increase: 60→120 FPS is dramatic improvement, 120→144 noticeable, 144→240 subtle, 240→360 imperceptible to most. Frame time matters because it's the practical input lag floor — at 60 FPS you can't react faster than 16.67 ms regardless of skill.
- 1Step 1 — Enter your target FPS
- 2Step 2 — Calculator computes ms per frame: 1000 / FPS
- 3Step 3 — Output displays frame time and performance tier
- 4Step 4 — Tier classification: <60 FPS below target, 60–120 standard, 120–144 high-refresh, 144–240 competitive, 240+ esports tier
- 5Step 5 — Compare your frame time to monitor refresh rate (e.g., 144 Hz monitor needs 6.94 ms frames)
- 6Step 6 — Use for GPU upgrade planning — what FPS can you sustain in your favorite games?
- 7Step 7 — For video editing: target frame time for smooth playback during editing
Console-standard frame rate. Smooth for most users; competitive gamers prefer higher.
Matches 144 Hz monitor refresh. Dramatically smoother than 60 FPS for fast-moving games (FPS, racing).
Required for top-tier competitive play in Counter-Strike, Valorant
Each frame contains roughly 4 ms of opponent movement information vs 16.67 ms at 60 FPS — substantial competitive advantage.
Cinematic standard since 1930s. Looks 'filmic' but choppy for fast action — modern films sometimes use 48 or 60 FPS for action sequences.
Gaming performance evaluation and GPU upgrade planning
Esports tuning and competitive optimization
Video editing and animation frame budgeting
Monitor purchase decisions (matching FPS capability)
VR development (90+ FPS required to avoid nausea)
Animation production frame rate selection
Can humans actually see the difference between 60 and 240 FPS?
Yes for most people in dynamic content. Studies show meaningful perception of motion smoothness up to 120–150 FPS for most viewers, with diminishing returns above. Competitive gamers and trained pilots can perceive differences up to 240+ FPS. Static content (text, code editing) shows no benefit above 60 FPS. The 'eye sees at 30 FPS' myth is wrong — eyes don't capture in discrete frames at all.
Does higher FPS reduce input lag?
Yes — input lag has a frame time floor. At 60 FPS, your earliest possible reaction to an event is 16.67 ms (one frame). At 240 FPS, it's 4.17 ms. Plus the input lag from mouse polling rate (1000 Hz = 1 ms typical), monitor refresh (5–10 ms additional), and game engine processing. Total input lag at 240 FPS / 240 Hz monitor / 1000 Hz mouse is roughly 10 ms vs 25–30 ms at 60/60/125. Significant for esports.
What about variable refresh rate (G-Sync, FreeSync)?
VRR eliminates the FPS-must-match-refresh requirement. Monitor refresh adapts to GPU output (e.g., GPU outputs 95 FPS, monitor refreshes at 95 Hz). Eliminates screen tearing and reduces stutter. Both NVIDIA G-Sync and AMD FreeSync are now widely supported; most modern monitors have at least FreeSync. Premium G-Sync Ultimate provides more rigorous certification. Highly recommended for any competitive gaming setup.
Frame time spikes — what causes them?
Background processes (Windows Updates, antivirus scans, OneDrive syncing), thermal throttling (GPU/CPU hits temperature limit), VRAM exhaustion (running too high resolution/textures), game engine hitches (texture streaming, AI calculations), or driver issues. Tools to diagnose: HWiNFO64 for thermals, RTSS for frame time graphs, NVIDIA Frame View, AMD Radeon Software performance metrics. Most stutter issues are background processes — close everything except game for esports play.
FPS vs frame time for video editing?
For editing: frame time = render time per frame. A 60-fps video needs each frame rendered in under 16.67 ms (one frame time) for real-time playback during editing. Slower than that = playback stutters during scrubbing. For final export: render time per frame can be hours (Hollywood VFX), but during editing you need real-time or near-real-time playback to work effectively.
プロのヒント
Match FPS cap to monitor refresh rate — cap at 141 FPS for 144 Hz monitor (slight under-cap reduces tearing with VRR). Use NVIDIA Control Panel or AMD Radeon Software to set frame limits. Eliminates wasted GPU cycles and reduces input lag from VRR working properly. Most competitive gamers run capped FPS for consistent frame time.