Fortnite · Bad session · 119 FPS · 48 stutters (313 slow frames including 189 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Oct 09, 2026, 04:33 PM · 32 min · 12 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Bad session

Stutters cost a noticeable share of the playtime.

48 stutters (313 slow frames including 189 freezes) · 43.8 s lost

Main cause: Game computation (280 occurrences). The worst stretch cost 5.6 s of lost frames.

Pace set by the graphics card

The graphics card set the pace on 82% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

12 min active / 32 min total

Average FPS

119

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

34.5 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 (313)

43.8 s lost

Game computation280(48.5 s)

Graphics load28(2.6 s)

CPU taken over4(0.5 s)

Not enough RAM1(0.1 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

13%

GPU

55%

CPU temp max

76°

52° on average

GPU temp max

64°

53° 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 42 °CCPU fan max 2,784 RPMGPU fan max 2,839 RPMCPU power avg. 96 WGPU power avg. 107 WHottest core #6 · 79 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 328
Measurement cost: 1.5% of the processor

Pace set by the graphics card

The graphics card set the pace on 82% of the frames: the usual situation for an uncapped game.

VRAM peak

7.5 GB

Input lag p99

19.8 ms