Fortnite · Clean session · 181 FPS · 60 stutters (72 slow frames including 3 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Oct 03, 2026, 12:47 AM · 2h 48min · 22 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Smooth session

The time lost to stutters stays below the threshold.

60 stutters (72 slow frames including 3 freezes) · 3.8 s lost

Main cause: Graphics load (60 occurrences). The worst stretch cost 967 ms 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

22 min active / 168 min total

Average FPS

181

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

8.7 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 (72)

3.8 s lost

Graphics load60(4.1 s)

Game computation12(0.5 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

GPU

59%

CPU temp max

79°

54° on average

GPU temp max

65°

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 45 °CCPU fan max 2,941 RPMGPU fan max 2,387 RPMCPU power avg. 100 WGPU power avg. 113 WHottest core #6 · 79 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 45
Measurement cost: 0.7% 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

7.7 GB

Input lag p99

62.8 ms