Recipe

qwen3-8-27b-nvfp4-rtx-5090-32gb-sglang-tp2

qwen3-8-27b-nvfp4-rtx-5090-32gb-sglang-tp2

Record

Status
candidate
Source
localmaxxing
Engine
sglang
Engine version
0.0.0.dev331+g0149f56e8 (main@0149f56e, flashinfer 0.6.17, torch 2.13.0)
Accelerators
2
Tensor parallel
2
chat
unknown
reasoning
unknown
tools
unknown
vision
unknown

Hugging Face model card

Identity

https://huggingface.co/RadixArk/Qwen3.8-27B-NVFP4-BF16-LMHead
Repository
RadixArk/Qwen3.8-27B-NVFP4-BF16-LMHead
Status
known
Link type
Exact Hub repository

Public Hugging Face repository confirmed by the Hub API.

Candidate: useful compatibility or speed evidence. The registry does not offer Run until promotion requirements are met.

Observed configuration

sglang

Evidence only · candidate · reference

Candidate evidence — not a Run contract

Source
https://www.localmaxxing.com/en/runs/cmt95jc0d00mjli01o8zm465s

No tokenized launch fields. This is measured or documented compatibility, not a Docker launch.

Measured speed

ConcurrencyContextPrefillDecodeTTFT msStatusSweep
1262,14416,851.3195.634.4historicalqwen3-8-27b-nvfp4-rtx-5090-32gb-sglang-tp2-sweep

Remaining fields

Identity, launch, related records, and measured speed are shown above. This is the rest of the normalized record.

hardware count
2
hardware id
rtx-5090-32gb
id
qwen3-8-27b-nvfp4-rtx-5090-32gb-sglang-tp2
model instance id
radixark-qwen3-8-27b-nvfp4-bf16-lmhead--nvfp4
recipe source
localmaxxing
schema version
local-ai-registry/v1
speed sweep ids
qwen3-8-27b-nvfp4-rtx-5090-32gb-sglang-tp2-sweep
status
candidate

capabilities

draft launch

accelerator backend
nvidia
arguments
python3, -m, sglang.launch_server, --model-path, RadixArk/Qwen3.8-27B-NVFP4-BF16-LMHead, --tp, 2, --host, 0.0.0.0, --port, 30000
container port
30,000
host port
30,000
image
lmsysorg/sglang:dev-cu13@sha256:6cd4635214f279e0a43019f88e3120d407567640a58aa7dcc0085e3d91402cc4
ipc
host
kind
docker
shm size
16g
synthesized · generated at
2026-08-31T22:12:17Z
synthesized · image provenance
gemma-4-12b-it-nvfp4-rtxpro6000-sglang-tp1
synthesized · template
sglang-launch-server-v1

mounts

read onlytarget
No/root/.cache/huggingface

engine

name
sglang
version
0.0.0.dev331+g0149f56e8 (main@0149f56e, flashinfer 0.6.17, torch 2.13.0)

serving

tensor parallel
2
Provenance & metadata (3)

facts

capabilities.chat · provenance · captured at
2026-08-27T06:04:13.773Z
capabilities.chat · reason capability-not-verified
capabilities.chat · state unknown
capabilities.reasoning · provenance · captured at
2026-08-27T06:04:13.773Z
capabilities.reasoning · reason capability-not-verified
capabilities.reasoning · state unknown
capabilities.tools · provenance · captured at
2026-08-27T06:04:13.773Z
capabilities.tools · reason capability-not-verified
capabilities.tools · state unknown
capabilities.vision · provenance · captured at
2026-08-27T06:04:13.773Z
capabilities.vision · reason capability-not-verified
capabilities.vision · state unknown
description · provenance · captured at
2026-08-27T06:04:13.773Z
description · reason not-observed
description · state unknown
engine.graph mode · provenance · captured at
2026-08-27T06:04:13.773Z
engine.graph mode · reason runtime-detail-not-published
engine.graph mode · state unknown
metadata.localmaxxing.engine flags.flashAttn · provenance · captured at
2026-08-27T06:04:13.773Z
metadata.localmaxxing.engine flags.flashAttn · reason not-observed
metadata.localmaxxing.engine flags.flashAttn · state unknown
metadata.localmaxxing.engine flags.gpuLayers · provenance · captured at
2026-08-27T06:04:13.773Z
metadata.localmaxxing.engine flags.gpuLayers · reason not-observed
metadata.localmaxxing.engine flags.gpuLayers · state unknown
metadata.localmaxxing.engine flags.kvCacheDtype · provenance · captured at
2026-08-27T06:04:13.773Z
metadata.localmaxxing.engine flags.kvCacheDtype · reason not-observed
metadata.localmaxxing.engine flags.kvCacheDtype · state unknown
serving.kv cache tokens · provenance · captured at
2026-08-27T06:04:13.773Z
serving.kv cache tokens · reason kv-cache-capacity-not-published
serving.kv cache tokens · state unknown
serving.max concurrency · provenance · captured at
2026-08-27T06:04:13.773Z
serving.max concurrency · reason not-observed
serving.max concurrency · state unknown
serving.max context tokens · provenance · captured at
2026-08-27T06:04:13.773Z
serving.max context tokens · reason not-observed
serving.max context tokens · state unknown

metadata

localmaxxing · base lineage
known
localmaxxing · engine flags · attentionBackend
flashinfer
localmaxxing · engine flags · mtpEnabled
No
localmaxxing · engine flags · specDecoding
Yes
localmaxxing · engine flags · tensorParallel
2
localmaxxing · hardware label
2x RTX 5090 32GB
localmaxxing · notes
Dual RTX 5090 TP=2, SGLang main@0149f56e + FlashInfer 0.6.17, DFlash2 draft. 464k KV pool, 6 concurrent. PCIe P2P enabled via patched nvidia-open 610.43.02 (aikitoria fork + ForceP2P regkey): +6.6% tokSOut vs the same test pre-P2P.
localmaxxing · revision unpinned
Yes
localmaxxing · run id
cmt95jc0d00mjli01o8zm465s

provenance

captured at
2026-08-27T06:04:13.773Z

sources

captured atkindurl
2026-08-27T06:04:13.773Znormalized-recipewww.localmaxxing.com/en/runs/cmt95jc0d00mjli01o8zm465s