Fortnite · Rough session · 49 FPS · 21 stutters (273 slow frames including 89 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Sep 30, 2026, 11:31 PM · 45 min · 3 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Rough session

Stutters cost a noticeable share of the playtime.

21 stutters (273 slow frames including 89 freezes) · 23.7 s lost

Main cause: Graphics load (216 occurrences). The worst stretch cost 12.4 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

3 min active / 45 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

105.0 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 (273)

23.7 s lost

Graphics load216(24.6 s)

Game computation33(2.1 s)

Not enough RAM18(2.4 s)

Drive loading6(1.0 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

15%

GPU

80%

CPU temp max

79°

54° on average

GPU temp max

67°

58° 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 3,208 RPMGPU fan max 2,994 RPMCPU power avg. 95 WGPU power avg. 113 WHottest core #6 · 76 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 8
Measurement cost: 2.6% 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

28.0 GB

Input lag p99

714.0 ms