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Kimi-K3 · IQ1_S

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NVIDIA RTX 4080 Super16GBStrata v0.40L2 Cross-framework verified

This page aggregates 1 real-world runs of Kimi-K3 (IQ1_S) on NVIDIA RTX 4080 Super with Strata, contributed by 1 independent source platforms; metrics are averages of published measurements.

255.29 tok/s

Decode

Decode speed

866.27 tok/s

Prefill

Prefill speed

0.21 s

TTFT

Time to first token

1.05 GB

VRAM

VRAM usage

L2 Cross-framework verified

1

Measured runs

1

Independent sources

Other

Source platforms

Today

Last verified

Performance

  1. llama.cpp · IQ2_XS Decode 184.95 · Prefill 620.72 ·
  2. Strata · IQ1_S (current)Decode 255.29 · Prefill 866.27 ·

Core figures

Decode (avg)
255.29 tok/s
Prefill (avg)
866.27 tok/s
TTFT (avg)
0.21 s
VRAM (avg)
1.05 GB
MTP acceptance rate
0.7
TTFB
2.04 GB
Power draw
214.4 W

Configuration

Member-level fields are taken from the most recent run

Model
Kimi-K3
Quantization
IQ1_S
Framework
Strata
Version
v0.40
Context length
32768 tokens
Batch size
256
GPU layers
15
Flash Attention
On

Hardware

Nominal and measured figures are shown side by side; whether it runs is the reader's call

GPU
NVIDIA RTX 4080 Super
Nominal VRAM
16 GB
Measured VRAM (avg)
1.05 GB
OS
Windows 11 24H2
Driver
560.94
CUDA
12.6
Power draw
214.4 W

Sources & evidence

1 measured records in total, each traceable to its original source

  1. L2 Cross-framework verifiedOtherOriginal link Verified on 2026-10-18

    v0.40 · Windows 11 24H2 · CUDA 12.6 · 32768 ctx

    255.29 tok/s

    Decode

    866.27 tok/s

    Prefill

    0.21 s

    TTFT

    1.05 GB

    VRAM

    0.7

    MTP

    214.4 W

    Power draw

    L2 batch seed 2026-10-18: Strata on hw_id=20 running model_id=73 at IQ1_S