Z1 Battle Royale (H1Z1) · Bad session · 176 FPS · 99 stutters (239 slow frames including 61 freezes) · @AngA

Shared session

Z1 Battle Royale (H1Z1)

Sep 24, 2026, 03:23 AM · 54 min · 48 min gameplay

Unstable framerate (58% 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 · 1920x1440 · driver 610.47Exclusive fullscreen

Detected by: frame radar · End: the game closed

Key takeaways

What stands out in this session

Bad session

Unstable framerate (58% drop) — stutters are noticeable and frequent.

99 stutters (239 slow frames including 61 freezes) · 39.0 s lost

Main cause: Game computation (188 occurrences). The worst stretch cost 6.3 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

48 min active / 54 min total

Average FPS

176

Session average

1% low

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

10.3 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 (239)

39.0 s lost

Game computation188(37.1 s)

CPU taken over28(0.9 s)

Drive loading21(0.9 s)

Cause not identified2(0.1 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

GPU

32%

CPU temp max

82°

65° on average

GPU temp max

49°

45° 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 49 °CCPU fan max 1,528 RPMGPU fan max 1,042 RPMCPU power avg. 64 WGPU power avg. 131 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

4.9 GB

VRAM evictions

Input lag p99

30.9 ms