Fortnite · Rough session · 147 FPS · 65 stutters (443 slow frames including 303 freezes) · @Luffyy

Shared session

By @Luffyy

Fortnite

Oct 09, 2026, 02:32 PM · 1h 54min · 17 min gameplay

Detected by: system event · End: the game closed

Key takeaways

Rough session

Stutters cost a noticeable share of the playtime.

65 stutters (443 slow frames including 303 freezes) · 53.1 s lost

Main cause: Game computation (355 occurrences). The worst stretch cost 4.3 s of lost frames.

Pace set by the graphics card

The graphics card set the pace on 87% of the frames: the usual situation for an uncapped game.

Performance

FPS, lows and stutter breakdown

Frame timing

17 min active / 114 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

34.4 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 (443)

53.1 s lost

Game computation355(54.5 s)

Graphics load60(6.3 s)

CPU taken over28(4.7 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

GPU

39%

CPU temp max

67°

48° on average

GPU temp max

63°

47° 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 42 °CCPU fan max 2,843 RPMGPU fan max 2,029 RPMCPU power avg. 81 WGPU power avg. 83 WHottest core #6 · 67 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 1,367
Measurement cost: 0.3% of the processor

Pace set by the graphics card

The graphics card set the pace on 87% of the frames: the usual situation for an uncapped game.

VRAM peak

7.6 GB

Input lag p99

34.6 ms