MiniCPM5-1B GGUF

GGUF quantizations of openbmb/MiniCPM5-1B, covering 30 files (18.1 GB total).

Files

File Quant Size Notes
MiniCPM5-1B-BF16.gguf BF16 2.02 GB Full precision source. Every quant below is cut from this file.
MiniCPM5-1B-Q8_0.gguf Q8_0 1.07 GB Effectively lossless. Use when disk and RAM are not the constraint.
MiniCPM5-1B-Q6_K.gguf Q6_K 0.83 GB Near-lossless; the last stop before quality becomes measurable.
MiniCPM5-1B-Q5_K_M.gguf Q5_K_M 0.73 GB Very good quality, noticeably smaller than Q6_K.
MiniCPM5-1B-Q5_K_S.gguf Q5_K_S 0.72 GB Slightly smaller than Q5_K_M for a slight quality cost.
MiniCPM5-1B-Q5_1.gguf Q5_1 0.77 GB Legacy. Prefer Q5_K_M.
MiniCPM5-1B-Q5_0.gguf Q5_0 0.72 GB Legacy. Prefer Q5_K_M.
MiniCPM5-1B-Q4_K_M.gguf Q4_K_M 0.64 GB The usual default. Best quality-per-byte for most people.
MiniCPM5-1B-Q4_K_S.gguf Q4_K_S 0.62 GB A little smaller than Q4_K_M, a little worse.
MiniCPM5-1B-IQ4_NL.gguf IQ4_NL 0.62 GB Non-linear 4-bit; good on hardware without fast K-quant kernels.
MiniCPM5-1B-IQ4_XS.gguf IQ4_XS 0.60 GB Best sub-4.5bpw option; usually beats Q4_K_S at a smaller size.
MiniCPM5-1B-Q4_1.gguf Q4_1 0.67 GB Legacy. Prefer Q4_K_M.
MiniCPM5-1B-Q4_0.gguf Q4_0 0.62 GB Legacy round-to-nearest. Prefer Q4_K_M unless a runtime needs this.
MiniCPM5-1B-Q3_K_L.gguf Q3_K_L 0.57 GB Small, with real quality loss. Usable when RAM is tight.
MiniCPM5-1B-Q3_K_M.gguf Q3_K_M 0.54 GB Smaller again; noticeable degradation.
MiniCPM5-1B-IQ3_M.gguf IQ3_M 0.52 GB Strong at ~3.7bpw, clearly better than Q3_K_M.
MiniCPM5-1B-IQ3_S.gguf IQ3_S 0.51 GB Slightly smaller than IQ3_M.
MiniCPM5-1B-Q3_K_S.gguf Q3_K_S 0.51 GB Aggressive. Prefer IQ3_M at a similar size.
MiniCPM5-1B-IQ3_XS.gguf IQ3_XS 0.50 GB Aggressive but coherent.
MiniCPM5-1B-IQ3_XXS.gguf IQ3_XXS 0.46 GB Very aggressive; imatrix carries it.
MiniCPM5-1B-Q2_K.gguf Q2_K 0.45 GB Very small, heavily degraded. For experimentation.
MiniCPM5-1B-IQ2_M.gguf IQ2_M 0.43 GB The smallest size most people find usable.
MiniCPM5-1B-Q2_K_S.gguf Q2_K_S 0.43 GB Smaller than Q2_K, requires the imatrix.
MiniCPM5-1B-IQ2_S.gguf IQ2_S 0.41 GB Below the usual usability line.
MiniCPM5-1B-IQ2_XS.gguf IQ2_XS 0.38 GB Experimental.
MiniCPM5-1B-IQ2_XXS.gguf IQ2_XXS 0.36 GB Experimental.
MiniCPM5-1B-Q2_0.gguf Q2_0 0.44 GB Extreme, group-64. Included for completeness.
MiniCPM5-1B-IQ1_M.gguf IQ1_M 0.34 GB Extreme. Expect substantial degradation.
MiniCPM5-1B-IQ1_S.gguf IQ1_S 0.33 GB Extreme. Expect substantial degradation.
MiniCPM5-1B-Q1_0.gguf Q1_0 0.27 GB Extreme. Included for completeness.

Which one should I download?

Pick the largest file that leaves a couple of gigabytes of headroom on the device you will run it on — the model has to fit in RAM (or VRAM, if you are offloading) alongside the KV cache and the OS.

  • Plenty of memory: Q6_K or Q8_0.
  • The usual choice: Q4_K_M.
  • Tight on memory: IQ4_XS, then IQ3_M, then IQ2_M.
  • The IQ* files are imatrix-guided and generally beat a Q* file of similar size, at the cost of slightly slower inference on some hardware.

Quantization details

  • Importance matrix computed with llama-imatrix over 500 rows of Salesforce/wikitext (wikitext-2-raw-v1).
  • The matrix was computed on the BF16 weights.
  • K-quants below 6 bit and the whole IQ set are imatrix-guided. Q4_0/Q4_1/Q5_0/Q5_1 are legacy round-to-nearest and ignore it; Q6_K/Q8_0 are near-lossless and do not need it.
  • All files are cut from the same BF16 GGUF, so differences between them are quantization only.

Usage

llama-cli -hf NANI-Nithin/MiniCPM5-1B-GGUF:Q4_K_M -p "Hello"

Or download one file and point at it directly:

huggingface-cli download NANI-Nithin/MiniCPM5-1B-GGUF MiniCPM5-1B-Q4_K_M.gguf --local-dir .
llama-cli -m MiniCPM5-1B-Q4_K_M.gguf -p "Hello"

Quantized with llama.cpp by AgentQuantix on 2026-09-04. Licensing follows the base model.

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