Z1 Battle Royale (H1Z1)

Sep 22, 2026, 01:09 AM · 13 min · 6 min gameplay

Very erratic framerate (75% drop) — a serious cause to investigate.

13th Gen Intel(R) Core(TM) i9-13900KF · NVIDIA GeForce RTX 4090 · 31 GB RAM · 2560x1440 · driver 610.47Windowed

Detected by: system event · End: the game closed

Key takeaways

What stands out in this session

Bad session

Very erratic framerate (75% drop) — a serious cause to investigate.

22 stutters (70 slow frames including 39 freezes) · 20.2 s lost

Main cause: Game computation (51 occurrences). The worst stretch cost 6.2 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

6 min active / 13 min total

Average FPS

262

Session average

1% low

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

7.9 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 (70)

20.2 s lost

Game computation51(14.6 s)

Not enough RAM18(5.5 s)

Drive loading1(0.2 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

12%

GPU

39%

CPU temp max

80°

64° on average

GPU temp max

46°

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)

VRM max 47 °CCPU fan max 1,438 RPMGPU fan max 1,043 RPMCPU power avg. 69 WGPU power avg. 114 WHottest core #5 · 83 °C

CPU limited

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

VRAM peak

2.3 GB

VRAM evictions

Input lag p99

302.1 ms