Z1 Battle Royale (H1Z1) · Rough session · 183 FPS · 6 stutters (18 slow frames including 4 freezes) · @AngA

Shared session

Z1 Battle Royale (H1Z1)

Sep 22, 2026, 12:35 AM · 2 min

Very erratic framerate (70% drop) — a serious cause to investigate.

13th Gen Intel(R) Core(TM) i9-13900KF · MSI GeForce RTX 4090 GAMING X TRIO 24G · 31 GB RAM · 2560x1440 · driver 610.47Exclusive fullscreen

Detected by: system event · End: the game closed

Key takeaways

What stands out in this session

Rough session

Very erratic framerate (70% drop) — a serious cause to investigate.

6 stutters (18 slow frames including 4 freezes) · 4.3 s lost

Main cause: Game computation (14 occurrences). The worst stretch cost 3.9 s of lost frames.

CPU limited

The processor did most of the work on 66% of the frames: it is the limit, not the graphics card.

Performance

FPS, lows and stutter breakdown

Frame timing

Average FPS

183

Session average

1% low

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

10.4 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 (18)

4.3 s lost

Game computation14(4.0 s)

Drive loading3(0.2 s)

Not enough RAM1(0.1 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

GPU

36%

CPU temp max

74°

67° on average

GPU temp max

41°

40° 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 1,408 RPMGPU fan max 1,035 RPMCPU power avg. 67 WGPU power avg. 100 WHottest core #6 · 75 °C

CPU limited

The processor did most of the work on 66% of the frames: it is the limit, not the graphics card.

VRAM peak

2.3 GB

VRAM evictions

Input lag p99

26.2 ms