Z1 Battle Royale (H1Z1) · Bad session · 185 FPS · 58 stutters (161 slow frames including 66 freezes) · @AngA

Shared session

By @AngA

Z1 Battle Royale (H1Z1)

Sep 23, 2026, 12:36 AM · 56 min · 35 min gameplay

Unstable framerate (56% drop) — stutters are noticeable and frequent.

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

Detected by: process scan · End: the game closed

Key takeaways

What stands out in this session

Bad session

Unstable framerate (56% drop) — stutters are noticeable and frequent.

58 stutters (161 slow frames including 66 freezes) · 37.2 s lost

Main cause: Game computation (159 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

35 min active / 56 min total

Average FPS

185

Session average

1% low

Average of the worst 1% of frames

0.1% low

Extreme micro-stutters

Frame p99

9.0 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 (161)

37.2 s lost

Game computation159(37.1 s)

Cause not identified2(0.1 s)

System state

CPU, GPU, VRAM averages and temperatures

Game CPU

—

GPU

13%

CPU temp max

83°

64° on average

GPU temp max

46°

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 48 °CCPU fan max 1,659 RPMGPU fan max 1,044 RPMCPU power avg. 63 WGPU power avg. 100 WHottest core #7 · 84 °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

3.8 GB

VRAM evictions

Input lag p99

30.2 ms