Z1 Battle Royale (H1Z1) · Bad session · 320 FPS · 19 stutters (115 slow frames including 50 freezes) · @Teuf

Shared session

By @Teuf

Z1 Battle Royale (H1Z1)

Sep 22, 2026, 01:59 AM · 12 min · 8 min gameplay

Very erratic framerate (64% drop) — a serious cause to investigate.

Detected by: system event · End: the game closed

Key takeaways

What stands out in this session

Bad session

Very erratic framerate (64% drop) — a serious cause to investigate.

19 stutters (115 slow frames including 50 freezes) · 36.5 s lost

Main cause: Game computation. The worst stretch cost 10.7 s of lost frames.

CPU limited

The processor did most of the work on 94% of the frames: it is the limit, not the graphics card.

Performance

FPS, lows and stutter breakdown

Frame timing

8 min active / 12 min total

Average FPS

320

Session average

1% low

114

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

5.8 ms

Time per frame, in the slowest 1%

Time of each frame (ms) over the session — higher = longer frame. Red dots = frames that clearly break away from the pace of this session.

Slow frames (115)

36.5 s lost

Game computation39(12.9 s)

Not enough RAM6(0.3 s)

Cause not identified3(1.0 s)

Drive loading2(0.2 s)

Breakdown computed on the first 50 stutters reported by the app.

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

11%

GPU

42%

CPU temp max

78°

65° on average

GPU temp max

47°

43° 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 1,369 RPMCPU power avg. 144 WGPU power avg. 205 W

CPU limited

The processor did most of the work on 94% of the frames: it is the limit, not the graphics card.

VRAM peak

3.4 GB

VRAM evictions

Input lag p99

78.0 ms