Fortnite · Clean session · 138 FPS · 12 stutters (26 slow frames including 4 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Oct 02, 2026, 01:54 AM · 22 min · 8 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Smooth session

The time lost to stutters stays below the threshold.

12 stutters (26 slow frames including 4 freezes) · 3.5 s lost

Main cause: Graphics load (14 occurrences). The worst stretch cost 1.5 s of lost frames.

Pace set by the graphics card

The graphics card set the pace on 92% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

8 min active / 22 min total

Average FPS

138

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

10.8 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 (26)

3.5 s lost

Graphics load14(2.4 s)

Game computation11(0.9 s)

Not enough RAM1(0.4 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

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GPU

68%

CPU temp max

71°

54° on average

GPU temp max

66°

56° 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 2,823 RPMGPU fan max 3,010 RPMCPU power avg. 101 WGPU power avg. 122 WHottest core #6 · 74 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 12
Measurement cost: 5.2% of the processor

Pace set by the graphics card

The graphics card set the pace on 92% of the frames: the usual situation for an uncapped game.

VRAM peak

7.6 GB

Input lag p99

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