Q4_K_M · 4K context

GLM-5.3-Flash (MoE) MoE model with 320B total parameters and 18B active per token · estimated Q4_K_M memory about 191GB

Hybrid sparse+linear attention MoE model with a total of 320B parameters (18B active). Supports the official 1,048,576 (1M) token context (text_config.max_position_embeddings) and loads in large memory environments of 256GB or more.

Estimated Q4_K_M memory
about 191GB
total parameters
320B
active parameter
18B
native context
1024K

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Matching devices 7· 5 shown

Studio M5 Ultra 256GB

Comfortable fit · Q4_K_M · Headroom 45.5GB

₩19,250,000

51.2 ~ 76.8 tok/s

2× DGX Spark 256GB

Comfortable fit · Q4_K_M · Headroom 41.8GB

₩19,818,800

18.5 ~ 29.6 tok/s

Studio M3 Ultra 512GB

Comfortable fit · Q4_K_M · Headroom 289.8GB

₩25,000,000

55.5 ~ 61.6 tok/s

Studio M5 Ultra 512GB

Comfortable fit · Q4_K_M · Headroom 289.5GB

₩38,475,000

46.1 ~ 81.9 tok/s

2× A40 96GB (NVLink)

Can run · check speed · Q4_K_M · Headroom 0.0GB

₩14,600,000

3.4 ~ 3.4 tok/s

Price is the range midpoint, with a basic host added for GPU-only prices. Speed is an estimate for the same model and 4K input.

Running Guide

GLM-5.3-Flash (MoE) Local Serving Run Recipe

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