Local AI · Recipe · 4× DGX Spark

GLM-5.3-Flash FP8 with vLLM on 4× DGX Spark

GLM-5.3-Flash FP8 with vLLM on 4× DGX Spark: 34.1 tok/s according to github.com (dataset as of Nov 3, 2026).

by jnardiello

34.1tok/sEveryday

1 request, prose prompt, with DFlash2 (per recipe)

Source: github.com

Intelligence (original model) · Artificial Analysis42with thinking

Instructions in the README Repo

Engine: vLLM
Quantization: FP8 (Original-Snapshot) + INT8-W8A16-Residuen, Drafter W8A16
Model family: GLM-5.3-Flash
Context: 262,144
Creator: jnardiello
GitHub stars: 29
Repo updated: Oct 1, 2026

Measurements

Every sourced value of this recipe, each with its condition and source. Bars relative to the largest value in the group.

Decode · 1 request

Everyday (decode)34.1 tok/scontext kurz, 66 Wörter (Rigmark-Prosa-Prompt) · Prose decode, one request; Median aus 3 nativen Rigmark-Suiten (162 Requests), E29-Referenz 2026-09-25, direkter LAN-Client. Prompt-Länge belegt: der eingefrorene E29-Datensatz (docs/historical_benchmarks/baselines/2026-09-25-e29, Feld rigmark.prompts) pinnt das Rigmark-Prompt-Set v1.0.0 mit sha256 0c3ac4015813af6a1b967659bd2289990fde895a5e43ae065b894d1e1f909ecb; die Prompt-Datei im Repo alexellis/rigmark hat genau diesen Hash. Prosa-Aufgabe 49 Wörter plus Systemzeile 17 Wörter, 443 Zeichen Source
Peak (decode)62.9 tok/sCode decode, one request; Median aus 3 Suiten, E29-Referenz 2026-09-25 Source

Prefill by context

32K2,765 tok/sPrefill 32K, cold; Median aus 3 Suiten, E29 Source

Time to first token

Shorter is better.

Prompt not stated376 msProse TTFT 0.3760 s; Median aus 3 Suiten, E29 Source

What you need

Hardware: 4 × NVIDIA DGX Spark (GB10)
Weights: Main weightszai-org/GLM-5.3-Flash MIT
Draft modelincoai/GLM-5.3-Flash-DFlash2 Non-commercial · CC-BY-NC-ND-4.0
Engine: vLLM
Context: 262,144 tokens

Notes

What matters before you rebuild it.

Custom kernel required
Non-commercial

Sources

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Engine

Measurements

Decode · 1 request

Prefill by context

Time to first token

What you need

Notes

Sources

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