ThinkingCap-Qwen3.6-27B - Without Q8_XL Quant to match Unsloth this is waste of time sorry.

#9
by akierum - opened

As we know unsloth has these XL quants, they really make a difference, can you consider releasing this at Q8_XL ?

BottleCapAI org

We have Q8_0 in the repo. But your comment got us curious, so we tried Q8_K_XL recipe (imatrix + f16 embeddings/output/GDN) and benchmarked.

The XL upcasts add ~6 GB without buying much accuracy, and plain Q8_0 ends up smaller and no slower for the same quality.

N=100, greedy, served on llama.cpp. mtp = speculative decoding via the NextN head (both quants keep it); speedup is vs the base model's plain decode.

MMLU-Pro

model size acc task s speedup accept-len
Qwen3.6-27B base – 0.85 32.9 1.0Γ— –
Q8_0 Β· mtp (in repo) 27.1 GB 0.86 8.6 3.8Γ— 3.77
Q8_K_XL Β· mtp (new) 33.3 GB 0.87 9.5 3.5Γ— 3.78

RealWorldQA (vision)

model size acc task s speedup accept-len
Qwen3.6-27B base – 0.74 9.7 1.0Γ— –
Q8_0 Β· mtp (in repo) 27.1 GB 0.78 2.7 3.6Γ— 3.77
Q8_K_XL Β· mtp (new) 33.3 GB 0.79 2.7 3.6Γ— 3.78

Maybe this fp8 will be interesting for you https://huggingface.co/bottlecapai/ThinkingCap-Qwen3.6-27B-FP8

Thanks!

would you also post "Q8_K_XL" version

yeah adding fancy names and terms to models don't make it automatically better. Where do you (op) notice that it "makes a difference"? It certainly is not on the level of "no sense". But maybe i'm missing something in my flimsy use cases (they really are)
smaller ones maybe but q8 should be fairly close to the og model in any case.

And with fairly close i mean basically identical.

Btw, i would replace in the title the q8xl with uncensored....

compareqwen

I think it's clear that removing extra thinking in real world scenarios is worse.

BottleCapAI org

compareqwen

Hi @akierum ,
interesting!

Would you be able to share your setup so we can test it too?
What are the steps to reproduce the comparison.

Thanks!

Just ask to built the file viewer like in , the md files are for my app, not relevant here.

"Read README.md ARCHITECTURE_SPEC.md API_DOCUMENTATION.md CHANGELOG.md Update file viewer in HTML. read https://iamkate.com/code/tree-views/"

I also asked to implement the file viewer like in the https://preline.co/docs/components/tree-view.html#basic-usage-example

read API_DOCUMENTATION.md ARCHITECTURE_SPEC.md CHANGELOG.md README.md implement the (Default tree view) Tailwind CSS Tree View instead of current one for file folder view. "https://preline.co/docs/components/tree-view.html#basic-usage-example" and see tailwind.txt

qwen2

I use the aider-desk v0.74 on win11
x2 3090
HP Z8G4

@akierum this is done via the Qwen3.6 ThinkingCap Model:

image

And honestly I don't see any issues here...

Ask for it to make https://iamkate.com/code/tree-views/"
can you post you running parameters.

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