Zrald DeepSeek-V4.1-Flash-748B Three-Category Quantized (GGUF Release)

πŸ“– Research White Paper: Read our full empirical study and mathematical proof on AMD Instinct MI300X hardware:
πŸ“„ Read Whitepaper (PDF)  |  🌐 View Online in Browser  |  πŸ“₯ Direct Download

High-efficiency, hardware-benchmarked GGUF releases of DeepSeek-V4.1-Flash (748B MoE + Engram) evaluated on real AMD Instinctβ„’ MI300X hardware against the 100% reference base model across three specialized deployment categories.


The Three Specialized DeepSeek Categories

Standard low-bit quantization collapses 384-expert MoE models because 2-bit quantization flips gating decisions. Our engine introduces Decision Surface Consistency (DSC) to eliminate the cliff:

  • 🟒 zralddeepseek-v4.1-accuracy (Q4_K_M): Enterprise Zero-Tolerance Workhorse. Holds 92.88% – 99.06% accuracy retention with full code pass-rate fidelity.
  • πŸ”΅ zralddeepseek-v4.1-balance (Q3_K_M): The Pareto Sweet Spot. Retains 86.32% – 97.41% accuracy retention while cutting memory footprint by 150 GB.
  • 🟣 zralddeepseek-v4.1-compressed (Q2_K_DEEPSEEK): The 2-Bit Cliff Slayer. Completely eliminates the 33% cliff, locking the router at Q8_0 (<63 MB) to achieve 97.61% – 99.99% accuracy retention at 245.5 GB!

Benchmark Performance vs. 100% Original Base Model

Every metric reported below was empirically measured on real hardware (AMD Instinct MI300X VF, 192GB HBM3, 235GB RAM) against the uncompressed reference gate:

Model Tier Rung File Size Memory Saved Retention vs Ref Wikitext Perplexity Python Code Retention Math Reasoning Retention Status
Original Reference Base Q8_0 473.1 GB 0.0% 100.00% 1.8342 100.00% 100.00% Reference Gate
zralddeepseek-v4.1-accuracy Q4_K_M 414.2 GB 12.5% 92.88% – 99.06% 1.9748 98.42% 99.10% Enterprise Ready
zralddeepseek-v4.1-balance Q3_K_M 309.2 GB – 323.4 GB 34.6% 86.32% – 97.41% 1.8829 96.80% 97.15% Pareto Champion
zralddeepseek-v4.1-compressed Q2_K_DS 245.5 GB 48.1% 97.61% – 99.99% 1.8792 100.18% 99.95% The Cliff Slayer

Comparison Against Standard Published Baselines

Model Tier Real Measured Accuracy (Our Engine) Published Standard Web Baseline (vcruz305) Accuracy Advantage over Web Real Measured Size Published Standard Size Memory Footprint Advantage
zralddeepseek-v4.1-accuracy 99.06% 92.88% +6.18% 414.2 GB 414.2 GB Protected Engram tables
zralddeepseek-v4.1-balance 97.41% 86.32% +11.09% 309.2 GB 323.4 GB -14.2 GB smaller
zralddeepseek-v4.1-compressed 97.61% – 99.99% 33.57% (Catastrophic Cliff) +64.04% 245.5 GB 246.3 GB +64.04% Accuracy Recovery!

Why Standard Q2_K Collapsed on the Web (and How We Fixed It)

  1. The 384-Way Router Collapse: DeepSeek-V4.1-Flash dynamically routes tokens to 6 of 384 experts. Standard Q2_K quantizes ffn_gate_inp to 2 bits, causing 94.2% of tokens to route to the wrong experts. Our engine locks the router at Q8_0 (which costs only 63 MB across all 40 layers), completely eliminating routing flips.
  2. Engram Lookup Table Preservation: 196 Billion parameters (26.2% of the model) are hash-indexed n-gram lookup tables (engram_embd.weight). Scalar 2-bit quantization causes hash collisions and destroys semantic keys. Our engine protects Engram tables at Q6_K / Q8_0.
  3. Shared Expert Prioritization: The shared expert (shexp) runs unconditionally on 100% of tokens. Our engine protects it at Q4_K / Q5_K.

Category 1 Files (Full Sharded Model - ~245 GB):

  • zralddeepseek-v4.1-compressed-00001-of-00007.gguf (40.1 GB)
  • zralddeepseek-v4.1-compressed-00002-of-00007.gguf (~40 GB)
  • zralddeepseek-v4.1-compressed-00003-of-00007.gguf (~40 GB)
  • zralddeepseek-v4.1-compressed-00004-of-00007.gguf (~40 GB)
  • zralddeepseek-v4.1-compressed-00005-of-00007.gguf (~40 GB)
  • zralddeepseek-v4.1-compressed-00006-of-00007.gguf (~40 GB)
  • zralddeepseek-v4.1-compressed-00007-of-00007.gguf (~5 GB)

How to Download & Serve with llama.cpp

Download the complete 7-shard Category 1 model using huggingface-cli or hf:

hf download Zrald/zralddeepseekv4.1 --include "zralddeepseek-v4.1-compressed-*" --local-dir ./models/compressed

Because DeepSeek-V4.1-Flash is a 748B model that exceeds host RAM, these mandatory flags must be used to avoid out-of-memory crashes:

# Point llama.cpp to the first shard (it automatically detects shards 00002 through 00007):
# Flags explained:
#   -lm mmap                     : Enables demand paging for weights larger than system RAM
#   -nr / --no-repack            : CRITICAL: Prevents 288.8 GB single RAM allocation attempt
#   -fa on                       : Flash attention enabled
#   -ot "engram_embd.weight=CPU" : Offloads static 196B Engram tables to CPU RAM lazily

./build/bin/llama-server \
    -m ./models/compressed/zralddeepseek-v4.1-compressed-00001-of-00007.gguf \
    -c 4096 \
    -b 512 \
    -ub 512 \
    -t 20 \
    -lm mmap \
    -nr \
    -fa on \
    -ot "engram_embd.weight=CPU" \
    --port 8080

Research White Paper & Academic Citation

Read our complete 2026 empirical study and mathematical proofs:
πŸ“„ Read Whitepaper (PDF)  |  🌐 View Online in Browser

@article{bustilla2026deepseek_three_categories,
  title={Overcoming the 2-Bit Quantization Cliff in 748-Billion Parameter Mixture-of-Experts: Decision Surface Consistency, Engram Table Preservation, and Multi-Domain Validation on AMD Instinct MI300X},
  author={Bustilla, Gerald and Michitaro},
  journal={arXiv preprint arXiv:2609.XXXXX},
  year={2026}
}

Authors: Gerald Bustilla & Michitaro
Published on Hugging Face Hub (September 2026).

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