Fortnite · Bad session · 125 FPS · 56 stutters (306 slow frames including 228 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Sep 29, 2026, 11:08 AM · 29 min · 11 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Bad session

Stutters cost a noticeable share of the playtime.

56 stutters (306 slow frames including 228 freezes) · 96.3 s lost

Main cause: Graphics load. The worst stretch cost 13.5 s of lost frames.

Pace set by the graphics card

The graphics card set the pace on 96% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

11 min active / 29 min total

Average FPS

125

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

39.4 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 (306)

96.3 s lost

Graphics load25(12.2 s)

CPU taken over12(2.9 s)

Not enough RAM8(2.7 s)

Drive loading3(0.7 s)

Game computation2(0.6 s)

Breakdown of the first 50 stutters.

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

15%

GPU

53%

CPU temp max

76°

54° on average

GPU temp max

65°

53° 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 44 °CCPU fan max 2,919 RPMGPU fan max 3,018 RPMCPU power avg. 100 WGPU power avg. 101 WHottest core #6 · 77 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 60
Measurement cost: 0.6% of the processor

Pace set by the graphics card

The graphics card set the pace on 96% of the frames: the usual situation for an uncapped game.

VRAM peak

7.8 GB

Input lag p99

78.0 ms