Z1 Battle Royale (H1Z1) · Rough session · 401 FPS · 2 stutters (20 slow frames including 3 freezes) · @Teuf

Shared session

By @Teuf

Z1 Battle Royale (H1Z1)

Sep 22, 2026, 10:40 AM · 2 min · 1 min gameplay

Unstable framerate (60% drop) — stutters are noticeable and frequent.

Detected by: system event · End: the game closed

Key takeaways

What stands out in this session

Rough session

Unstable framerate (60% drop) — stutters are noticeable and frequent.

2 stutters (20 slow frames including 3 freezes) · 4.5 s lost

Main cause: Drive loading (7 occurrences). The worst stretch cost 4.0 s of lost frames.

CPU limited

The processor did most of the work on 93% of the frames: it is the limit, not the graphics card.

Performance

FPS, lows and stutter breakdown

Frame timing

1 min active / 2 min total

Average FPS

401

Session average

1% low

160

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

4.0 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 (20)

4.5 s lost

Drive loading7(0.4 s)

Not enough RAM7(0.5 s)

Game computation6(3.6 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

GPU

48%

CPU temp max

77°

65° on average

GPU temp max

47°

42° 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 1,357 RPMCPU power avg. 141 WGPU power avg. 255 W

CPU limited

The processor did most of the work on 93% of the frames: it is the limit, not the graphics card.

VRAM peak

4.1 GB

VRAM evictions

Input lag p99

35.9 ms