Z1 Battle Royale (H1Z1) · Bad session · 84 FPS · 40 stutters (106 slow frames including 48 freezes) · @AngA

Shared session

By @AngA

Z1 Battle Royale (H1Z1)

Sep 22, 2026, 03:20 AM · 27 min · 16 min gameplay

Unstable framerate (51% drop) — stutters are noticeable and frequent.

13th Gen Intel(R) Core(TM) i9-13900KF · NVIDIA GeForce RTX 4090 · 31 GB RAM · 1440x1080 · driver 610.47Windowed

Detected by: system event · End: the game closed

Key takeaways

What stands out in this session

Bad session

Unstable framerate (51% drop) — stutters are noticeable and frequent.

40 stutters (106 slow frames including 48 freezes) · 30.9 s lost

Main cause: Game computation (94 occurrences). The worst stretch cost 6.9 s of lost frames.

CPU limited

The processor did most of the work on 100% of the frames: it is the limit, not the graphics card.

Performance

FPS, lows and stutter breakdown

Frame timing

16 min active / 27 min total

Average FPS

Session average

1% low

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

17.4 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 (106)

30.9 s lost

Game computation94(28.9 s)

Drive loading6(0.2 s)

Not enough RAM6(1.8 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

GPU

26%

CPU temp max

79°

62° on average

GPU temp max

49°

41° 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 47 °CCPU fan max 1,423 RPMGPU fan max 1,042 RPMCPU power avg. 53 WGPU power avg. 104 WHottest core #5 · 83 °C

CPU limited

The processor did most of the work on 100% of the frames: it is the limit, not the graphics card.

VRAM peak

3.4 GB

VRAM evictions

Input lag p99

491.2 ms