Fortnite · Clean session · 131 FPS · 11 stutters (27 slow frames including 2 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Sep 30, 2026, 05:23 PM · 8 min · 4 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Smooth session

The time lost to stutters stays below the threshold.

11 stutters (27 slow frames including 2 freezes) · 1.3 s lost

Main cause: Game computation (25 occurrences). The worst stretch cost 408 ms of lost frames.

Pace set by the graphics card

The graphics card set the pace on 86% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

4 min active / 8 min total

Average FPS

131

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

12.6 ms

Time per frame, in the slowest 1%

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 (27)

1.3 s lost

Game computation25(1.4 s)

CPU taken over2(0.1 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

18%

GPU

71%

CPU temp max

78°

56° on average

GPU temp max

66°

61° on average

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 °CCPU fan max 2,977 RPMGPU fan max 3,010 RPMCPU power avg. 107 WGPU power avg. 134 WHottest core #8 · 78 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 6
Measurement cost: 0.5% of the processor

Pace set by the graphics card

The graphics card set the pace on 86% of the frames: the usual situation for an uncapped game.

VRAM peak

7.5 GB

Input lag p99

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