Fortnite · Rough session · 105 FPS · 16 stutters (146 slow frames including 60 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Oct 09, 2026, 05:10 PM · 5 min · 2 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Rough session

Stutters cost a noticeable share of the playtime.

16 stutters (146 slow frames including 60 freezes) · 12.4 s lost

Main cause: CPU taken over (130 occurrences). The worst stretch cost 4.2 s of lost frames.

Pace set by the graphics card

The graphics card set the pace on 79% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

2 min active / 5 min total

Average FPS

105

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

66.6 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 (146)

12.4 s lost

CPU taken over130(13.1 s)

Game computation14(1.8 s)

Drive loading2(0.4 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

15%

GPU

64%

CPU temp max

92°

66° on average

GPU temp max

64°

54° 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 47 °CCPU fan max 3,234 RPMGPU fan max 2,556 RPMCPU power avg. 155 WGPU power avg. 119 WHottest core #8 · 92 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 97
Measurement cost: 0.4% of the processor

Pace set by the graphics card

The graphics card set the pace on 79% of the frames: the usual situation for an uncapped game.

VRAM peak

7.4 GB

Input lag p99

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