Fortnite · Rough session · 46 FPS · 11 stutters (88 slow frames including 23 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Sep 30, 2026, 03:55 PM · 17 min · 2 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Rough session

Stutters cost a noticeable share of the playtime.

11 stutters (88 slow frames including 23 freezes) · 6.9 s lost

Main cause: Game computation. The worst stretch cost 2.3 s of lost frames.

Pace set by the graphics card

The graphics card set the pace on 72% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

2 min active / 17 min total

Average FPS

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

83.9 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 (88)

6.9 s lost

Game computation20(1.6 s)

Graphics load14(1.3 s)

Drive loading13(1.2 s)

Not enough RAM3(0.3 s)

Breakdown of the first 50 stutters.

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

13%

GPU

57%

CPU temp max

77°

57° on average

GPU temp max

68°

55° 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 46 °CCPU fan max 3,234 RPMGPU fan max 2,490 RPMCPU power avg. 106 WGPU power avg. 103 WHottest core #6 · 77 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 11
Measurement cost: 1.1% of the processor

Pace set by the graphics card

The graphics card set the pace on 72% of the frames: the usual situation for an uncapped game.

VRAM peak

7.8 GB

Input lag p99

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