Fortnite · Bad session · 187 FPS · 16 stutters (54 slow frames including 30 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Sep 28, 2026, 11:25 AM · 20 min · 4 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Bad session

Stutters cost a noticeable share of the playtime.

16 stutters (54 slow frames including 30 freezes) · 26.8 s lost

Main cause: Graphics load. The worst stretch cost 14.1 s of lost frames.

Pace set by the graphics card

The graphics card set the pace on 98% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

4 min active / 20 min total

Average FPS

187

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

8.9 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 (54)

26.8 s lost

Graphics load43(24.6 s)

Game computation7(2.4 s)

Breakdown of the first 50 stutters.

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

17%

GPU

44%

CPU temp max

79°

52° on average

GPU temp max

64°

49° 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 43 °CCPU fan max 2,850 RPMGPU fan max 2,926 RPMCPU power avg. 93 WGPU power avg. 92 WHottest core #6 · 79 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 22
Measurement cost: 1.0% of the processor

Pace set by the graphics card

The graphics card set the pace on 98% of the frames: the usual situation for an uncapped game.

VRAM peak

7.5 GB

Input lag p99

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