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BitNet: Inference framework for 1-bit LLMs

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121–130 of 179 posts

Re: BitNet: Inference framework for 1-bit LLMs

#121

I wonder when we begin to see the dividends of all the NPU PCs come into play. AMD have been doing some good work with their NPU/iGPU hybrid inference kernels. If these larger models could be scaled down to run on NPUs, you'd see much better power advantages, compared to running them on the CPU.

Are the NPUs really that powerful?

I was under the impression that they were primarily designed for low power use.

Re: BitNet: Inference framework for 1-bit LLMs

#122

I'm curious if 1-bit params can be compared to 4- or 8-bit params. I imagine that 100B is equivalent to something like a 30B model? I guess only evals can say. Still, being able to run a 30B model at good speed on a CPU would be amazing.

The paper has performance comparisons towards the end.

https://arxiv.org/abs/2402.17764

Re: BitNet: Inference framework for 1-bit LLMs

#123
post #6

The title is misleading — there's no trained 100B model, just an inference framework that claims to handle one. But the engineering is worth paying attention to. I run quantized 70B models locally (M2 Max 96GB, llama.cpp + LiteLLM), and memory bandwidth is always the bottleneck. The 1.58-bit approach is interesting because ternary weights turn matmuls into additions — a fundamentally different compute profile on comm…

> The 1.58-bit approach can we stop already with these decimals and just call it "1 trit" which it exactly is?

Yeah because THAT won’t confuse the average reader.

Re: BitNet: Inference framework for 1-bit LLMs

#124
post #84

Earlier quoted context omitted.

Thanks for pointing that out. I'll ask the issue creator if they've considered that. Would be nice if the maintainer would handle that (sigh) and link to the actual models used for testing (double sigh).

From what I gather, there are no models, this is a framework for running 1bit models, but none have been trained. They are mainly demonstrating the possibility.

I also don't expect those with poor MCPs to have any better CLIs or APIs, most of the big companies we want them for are not investing in DX/AX. I suspect i.e. that Intuit, if they had great APIs et al, would see it as a threat to their business.

Boy would I love to give my agent access to my Quickbooks. They pushed out an incomplete MCP and haven't touched it since.

https://github.com/intuit/quickbooks-online-mcp-server

Re: BitNet: Inference framework for 1-bit LLMs

#125
post #6

The title is misleading — there's no trained 100B model, just an inference framework that claims to handle one. But the engineering is worth paying attention to. I run quantized 70B models locally (M2 Max 96GB, llama.cpp + LiteLLM), and memory bandwidth is always the bottleneck. The 1.58-bit approach is interesting because ternary weights turn matmuls into additions — a fundamentally different compute profile on comm…

[deleted]

Re: BitNet: Inference framework for 1-bit LLMs

#126
post #110

[flagged]

>Meanwhile GGUF Q2 and Q3 quantizations on llama.cpp keep getting better Can you tell me more about this? It's been about a year since I looked into it, but it looked like performance dropped hard below Q4. I'd love to see more about this. Also what's a good way to run them? I mostly use Ollama which only goes down to Q4. I think it supports HF urls though?

This recent discussion is still open and may provide some helpful info:

How to run Qwen 3.5 locally https://news.ycombinator.com/item?id=47292522

Re: BitNet: Inference framework for 1-bit LLMs

#127
post #17

Earlier quoted context omitted.

LLM account

Funny enough I now involuntarily take RTFA as a slight slop signal, because all these accounts dutifully read the article before commenting, unlike most HNers who often respond to headlines.

> Funny enough I now involuntarily take RTFA

Residential Treatment Facility for Adults? Red Tail Flight Academy?

Re: BitNet: Inference framework for 1-bit LLMs

#129
post #17

Earlier quoted context omitted.

LLM account

Hmm, the user joined in 2019 but had no submissions or comments until just 40 minutes ago (at least judging by the lack of a second page?) and all the comments are on AI related submissions. Benefit of doubt is it'd have to be a very dedicated lurker or dormant account they remembered they had. Edit: oh, just recalled dang restricted Show HNs the other day to only non-new users (possibly with some other thresholds).…

Fair enough — I've been lurking since 2019 and picked a bad day to start commenting on everything at once. Not a bot, just overeager. I'll pace myself.

Re: BitNet: Inference framework for 1-bit LLMs

#130

Earlier quoted context omitted.

Funny enough I now involuntarily take RTFA as a slight slop signal, because all these accounts dutifully read the article before commenting, unlike most HNers who often respond to headlines.

> Funny enough I now involuntarily take RTFA Residential Treatment Facility for Adults? Red Tail Flight Academy?

Reading the fine article
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