Fortnite · Bad session · 118 FPS · 77 stutters (611 slow frames including 348 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Sep 29, 2026, 08:36 PM · 1h 35min · 15 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Bad session

Stutters cost a noticeable share of the playtime.

77 stutters (611 slow frames including 348 freezes) · 94.4 s lost

Main cause: Game computation. The worst stretch cost 13.6 s of lost frames.

Pace set by the graphics card

The graphics card set the pace on 83% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

15 min active / 95 min total

Average FPS

118

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

35.5 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 (611)

94.4 s lost

Game computation40(6.8 s)

Graphics load8(1.4 s)

Drive loading2(1.4 s)

Breakdown of the first 50 stutters.

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

12%

GPU

59%

CPU temp max

79°

56° on average

GPU temp max

68°

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 47 °CCPU fan max 3,045 RPMGPU fan max 3,010 RPMCPU power avg. 105 WGPU power avg. 108 WHottest core #6 · 83 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 2,025
Measurement cost: 0.4% of the processor

Pace set by the graphics card

The graphics card set the pace on 83% of the frames: the usual situation for an uncapped game.

VRAM peak

7.9 GB

Input lag p99

55.7 ms