Unrealeditorfortnite · Bad session · 84 FPS · 94 stutters (1643 slow frames including 299 freezes) · @Luffyy

Shared session

By @Luffyy

Unrealeditorfortnite

Oct 10, 2026, 02:03 PM · 59 min · 29 min gameplay

Detected by: frame radar · End: the game closed

Key takeaways

Bad session

Stutters cost a noticeable share of the playtime.

94 stutters (1643 slow frames including 299 freezes) · 251.1 s lost

Main cause: CPU taken over. The worst stretch cost 93.5 s of lost frames.

Pace set by the processor

The processor set the pace on 96% of the frames: it decides how many frames per second you get, not the graphics card.

Performance

FPS, lows and stutter breakdown

Frame timing

29 min active / 59 min total

Average FPS

Session average

1% low

Average of the worst 1% of frames

0.1% low

Average of the worst 0.1% of frames

Frame p99

52.8 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 (1643)

251.1 s lost

CPU taken over251(16.8 s)

Graphics load146(14.1 s)

Game computation99(5.2 s)

Not enough RAM2(0.1 s)

Drive loading2(0.1 s)

Breakdown of the first 500 stutters.

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

GPU

49%

CPU temp max

81°

51° 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 44 °CCPU fan max 3,234 RPMGPU fan max 2,372 RPMCPU power avg. 89 WGPU power avg. 96 WHottest core #4 · 80 °C

Measurement conditions

V-Sync: off
Loading hitches excluded: 1,304
Measurement cost: 0.3% of the processor

Pace set by the processor

The processor set the pace on 96% of the frames: it decides how many frames per second you get, not the graphics card.

VRAM peak

7.7 GB

Input lag p99

277.5 ms