Z1 Battle Royale (H1Z1) · Bad session · 335 FPS · 13 stutters (73 slow frames including 30 freezes) · @Teuf

Shared session

By @Teuf

Z1 Battle Royale (H1Z1)

Sep 23, 2026, 06:15 AM · 10 min

Unstable framerate (52% drop) — stutters are noticeable and frequent.

Detected by: system event · End: the game closed

Key takeaways

What stands out in this session

Bad session

Unstable framerate (52% drop) — stutters are noticeable and frequent.

13 stutters (73 slow frames including 30 freezes) · 22.7 s lost

Main cause: Game computation. The worst stretch cost 6.1 s of lost frames.

CPU limited

The processor did most of the work on 99% of the frames: it is the limit, not the graphics card.

Performance

FPS, lows and stutter breakdown

Frame timing

Average FPS

335

Session average

1% low

159

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

4.9 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 (73)

22.7 s lost

Game computation30(9.5 s)

Drive loading14(1.3 s)

Not enough RAM6(4.2 s)

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

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

13%

GPU

40%

CPU temp max

75°

64° on average

GPU temp max

49°

45° 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 1,379 RPMCPU power avg. 135 WGPU power avg. 227 W

CPU limited

The processor did most of the work on 99% of the frames: it is the limit, not the graphics card.

VRAM peak

5.0 GB

VRAM evictions

Input lag p99

31.4 ms