Fortnite · Rough session · 147 FPS · 70 stutters (212 slow frames including 130 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Oct 09, 2026, 11:12 AM · 2h 36min · 36 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Rough session

Stutters cost a noticeable share of the playtime.

70 stutters (212 slow frames including 130 freezes) · 90.8 s lost

Main cause: Game computation (109 occurrences). The worst stretch cost 28.9 s of lost frames.

Pace set by the graphics card

The graphics card set the pace on 89% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

36 min active / 156 min total

Average FPS

147

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

33.9 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 (212)

90.8 s lost

Game computation109(29.1 s)

Graphics load85(62.7 s)

Not enough RAM12(2.7 s)

Drive loading4(0.8 s)

CPU taken over2(1.2 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

12%

GPU

48%

CPU temp max

80°

50° on average

GPU temp max

65°

50° 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 3,234 RPMGPU fan max 3,002 RPMCPU power avg. 87 WGPU power avg. 95 WHottest core #6 · 80 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 122
Measurement cost: 0.4% of the processor

Pace set by the graphics card

The graphics card set the pace on 89% of the frames: the usual situation for an uncapped game.

VRAM peak

7.6 GB

Input lag p99

36.2 ms