Z1 Battle Royale (H1Z1) · Bad session · 346 FPS · 32 stutters (135 slow frames including 48 freezes) · @Teuf

Shared session

By @Teuf

Z1 Battle Royale (H1Z1)

Sep 24, 2026, 08:40 AM · 23 min · 19 min gameplay

Very erratic framerate (65% drop): a serious cause to look for.

Detected by: system event · End: the game closed

Key takeaways

Bad session

Very erratic framerate (65% drop): a serious cause to look for.

32 stutters (135 slow frames including 48 freezes) · 26.2 s lost

Main cause: Game computation. The worst stretch cost 7.3 s of lost frames.

CPU limited

The processor was the limit on 95% of the frames, not the graphics card.

Performance

FPS, lows and stutter breakdown

Frame timing

19 min active / 23 min total

Average FPS

346

Session average

1% low

120

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

5.5 ms

Time per frame, in the slowest 1%

Time of each frame (ms) over the session. Red dots = frames that clearly break from the session’s pace.

Slow frames (135)

26.2 s lost

Game computation50(10.2 s)

Breakdown of the first 50 stutters.

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

11%

GPU

42%

CPU temp max

80°

66° on average

GPU temp max

54°

49° 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)

GPU fan max 1,360 RPMCPU power avg. 141 WGPU power avg. 227 W

CPU limited

The processor was the limit on 95% of the frames, not the graphics card.

VRAM peak

5.8 GB

VRAM evictions

Input lag p99

25.6 ms