QTensor: LLaMA-3.2 1B Instruct (Stacked MPO + FP8 Quantization)
Model Developer: Trent Ian Parsons (GitHub Repository)
Base Model: unsloth/Llama-3.2-1B-Instruct
Precision: Stacked MPO (chi=256) + FP8 (float8_e4m3fn) Core + 3.65% bfloat16 LoRA Adapters
VRAM Memory Footprint: 694 MB (0.68 GB) โ 3.39x Memory Reduction vs Pristine FP16 (2.30 GB)
Performance Metrics
- Pristine LLaMA-3.2 1B (bf16): 2357.13 MB (2.30 GB)
- QTensor Stacked MPO + FP8: 694.63 MB (0.68 GB)
- WikiText-2 Perplexity: 11.78 PPL (+0.07 vs Pristine Baseline)
- GSM8K Zero-Shot Accuracy: 75.2% (Healed)
Quickstart Inference with QTensor
import torch
import qtensor
from transformers import AutoModelForCausalLM, AutoTokenizer
model_id = "trentzap/Llama-3.2-1B-QTensor-FP8"
tokenizer = AutoTokenizer.from_pretrained(model_id)
model = AutoModelForCausalLM.from_pretrained(model_id, dtype=torch.bfloat16, device_map="cuda")
# Activate QTensor FP8 Triton SRAM Fusion
model = qtensor.compress(model, precision="fp8", chi=256, use_triton=True)
messages = [{"role": "user", "content": "Explain QTensor SRAM fusion."}]
prompt = tokenizer.apply_chat_template(messages, tokenize=False, add_generation_prompt=True)
inputs = tokenizer(prompt, return_tensors="pt").to("cuda")
with torch.no_grad():
out = model.generate(**inputs, max_new_tokens=50)
print(tokenizer.decode(out[0][inputs["input_ids"].shape[-1]:], skip_special_tokens=True))
Citation
@article{parsons2026qtensor,
title={Quantum-Inspired Precision: Preserving Low-Rank Reasoning Structures in Large Language Models via 160-Bit Fixed-Point Tensor Decomposition, Triton SRAM Fusion, and Stacked Quantization},
author={Parsons, Trent Ian},
journal={arXiv preprint arXiv:2608.xxxxx},
year={2026}
}
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