Z1 Battle Royale (H1Z1)

Sep 22, 2026, 01:45 AM · 39 min · 28 min gameplay

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

13th Gen Intel(R) Core(TM) i9-13900KF · MSI GeForce RTX 4090 GAMING X TRIO 24G · 31 GB RAM · 1440x1080 · driver 610.47Exclusive fullscreen

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.

59 stutters (155 slow frames including 63 freezes) · 34.8 s lost

Main cause: Not enough RAM (75 occurrences). The worst stretch cost 6.4 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

28 min active / 39 min total

Average FPS

230

Session average

1% low

112

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

7.3 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 (155)

34.8 s lost

Not enough RAM75(18.3 s)

Game computation72(15.5 s)

Drive loading8(0.9 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

10%

GPU

24%

CPU temp max

85°

66° on average

GPU temp max

45°

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 48 °CCPU fan max 1,440 RPMGPU fan max 1,045 RPMCPU power avg. 70 WGPU power avg. 99 WHottest core #6 · 86 °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

2.9 GB

VRAM evictions

Input lag p99

28.7 ms