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docker model run hf.co/zrlu/OBLITERATUS-Qwen3.8-27B-OBLITERATED-GPTQ-Int4-sym-G128-MTP-BF16-B70
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OBLITERATUS-Qwen3.8-27B-OBLITERATED-GPTQ-Int4-sym-G128-MTP-BF16 (B70)

GPTQ-INT4 quantization, purpose-built for single Intel Arc Pro B70 (Xe2) inference via vLLM XPU (Windows Docker Desktop + WSL2 or native Linux), and for pi/opencode agent workloads.

  • Model name: OBLITERATUS-Qwen3.8-27B-OBLITERATED-GPTQ-Int4-sym-G128-MTP-BF16-B70
  • Original model: OBLITERATUS/Qwen3.8-27B-OBLITERATED (V3 "deep liberation", layers untouched; MTP and vision present)
  • Type: quantized derivative checkpoint (GPTQ-INT4), MTP (spec-decode) heads preserved in BF16 — required by the vLLM B70 MTP4 recipe.

License

Apache-2.0 — inherited unchanged from the base model (Qwen3.8-27B lineage). Weight-only quantization; no rights are widened.

Quantization (self-hosted, reproducible)

  • Tool: gptqmodel==7.3.2 on CUDA (RTX 5090), lazy checkpoint loading; calibration wikitext-2 (or bundled fallback text).
  • Contract: bits=4, group_size=128, desc_act=false, sym=true, lm_head=false, dynamic={"-:.*mtp.*":{}} (MTP tensors stay BF16).
  • Source fp16 (50 GB) → quantized **18.2 GB / 5 shards**; config arch Qwen3_5ForConditionalGeneration, image_token_id 248056.

Serving (Arc Pro B70)

Served with the B70 one-click image (zrlu/qwen38-27b-arc-pro-b70:2026.08.24, vLLM XPU 0.27.2rc1.dev77 + kernels 0.1.12.3, MTP4 + draft-INT4 S+M1 overlay, prefix caching, qwen3_xml tool parser, fp8 KV):

docker run -d --name qwen38-<tag> --init --device /dev/dxg --ipc=host --shm-size=16g \
  --restart unless-stopped --security-opt seccomp=unconfined --cap-add SYS_NICE \
  -p 127.0.0.1:8000:8000 \
  -v /usr/lib/wsl/lib:/usr/lib/wsl/lib:ro -v /usr/lib/wsl/drivers:/usr/lib/wsl/drivers:ro \
  -e HF_REPO="zrlu/OBLITERATUS-Qwen3.8-27B-OBLITERATED-GPTQ-Int4-sym-G128-MTP-BF16-B70" \
  zrlu/qwen38-27b-arc-pro-b70:2026.08.24

First start auto-downloads this repo into /model (~18 GB). Full setup, pi-agent wiring and benchmark methodology live in the GitHub repository (benchmarks included).

Usage

from transformers import AutoModelForCausalLM, AutoTokenizer
tok = AutoTokenizer.from_pretrained("zrlu/OBLITERATUS-Qwen3.8-27B-OBLITERATED-GPTQ-Int4-sym-G128-MTP-BF16-B70")
m = AutoModelForCausalLM.from_pretrained(
    "zrlu/OBLITERATUS-Qwen3.8-27B-OBLITERATED-GPTQ-Int4-sym-G128-MTP-BF16-B70",
    device_map="auto")

Signed: zrlu. Quantization GPU: RTX 5090; GPU of use: Intel Arc Pro B70.

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