Fortnite
Fortnite Sep 28, 2026, 11:56 PM (Paris time) · 13 min · 1 min gameplay
Detected by: system event · End: the game closed
Key takeaways ✅ Smooth session
The time lost to stutters stays below the threshold.
⚡ 6 stutters (7 slow frames) · 0.6 s lost
Main cause: Graphics load (7 occurrences). The worst stretch cost 276 ms of lost frames.
🎮 Pace set by the graphics card
The graphics card set the pace on 94% of the frames: the usual situation for an uncapped game.
Performance FPS, lows and stutter breakdown Frame timing
1 min active / 13 min total Average FPS
154
Session average
1% low
31
Average of the worst 1% of frames
0.1% low
22
Average of the worst 0.1% of frames
Frame p99
19.9 ms
Time per frame, in the slowest 1%
16.7ms · 60 FPS 33.3ms · 30 FPS 0 s 3 min 6 min Median frame time of each slice (ms) over the session. Red dots = slowest frame of a slice, when it clearly breaks from the session’s pace.
Slow frames (7)
0.6 s lost
System state CPU, GPU, VRAM averages and temperatures Game CPU
? Average share of the CPU used by the game alone. 13%
GPU
? Average GPU load during the session. 38%
CPU temp max
? Highest CPU temperature during the session, across everything running, not just the game. 72°
57° on average
GPU temp max
? Highest GPU temperature during the session, across everything running, not just the game. 64°
49° on average
hot threshold · 90 °C CPU hot threshold · 83 °C GPU 30 °C 63 °C 95 °C 0 s 7 min 13 min Processor · Graphics card over the session, peak of each slice. The dashed lines are the thresholds of the thermal summary.
Advanced sensors (PawnIO driver)
VRM max 44 °C CPU fan max 3,022 RPM GPU fan max 2,178 RPM CPU power avg. 110 W GPU power avg. 84 W Hottest core #6 · 76 °C
Measurement conditions
V-Sync: off Loading hitches excluded: 6 Measurement cost: 0.9% of the processor Pace set by the graphics card The graphics card set the pace on 94% of the frames: the usual situation for an uncapped game.
VRAM peak
? Highest amount of video memory used during the session. 7.8 GB
Input lag p99
? Not measured in this session. —
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This session recorded 6 stutters (7 slow frames). With Pro , you see the most likely cause of every stutter, what ate the CPU, and how to fix it.
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