Awq vs gptq. MKV of the inference world.

Awq vs gptq This novel development allows users to effectively apply GPTQ quantization, enabling the quantization of preferred language models to 8, 4, 3, or even 2 bits. AWQ operates on the premise that not all weights hold the same level of importance, and excluding a small portion of these weights from the quantization process, helps to mitigate the loss of accuracy typically associated with quantization. Only the 72B versions can’t be fine-tuned on consumer hardware. GPTQ是 Post-Training Quantization for GPT Models的缩写，即GPT模型的后训练量化. especially for marlin? aqlm,awq,deepspeedfp,fp8,marlin,gptq_marlin_24,gptq_marlin,gptq,squeezellm,sparseml. AWQ vs GPTQ vs No quantization but loading in 4bit Discussion Does anyone have any metrics or even personal anecdotes about the performance differences between different quantizations of models. r/LocalLLaMA. Inside this container, it supports various quants, including traditional ones (4_0, 4_1, 6_0, 8_0 is it correct, that the AWQ models need only less VRam? because of this note: Note that, at the time of writing, overall throughput is still lower than running vLLM or TGI with unquantised models, however using AWQ enables using much smaller GPUs which can lead to easier deployment and overall cost savings. That’s 24 GB more than Llama 3. I am struggling to do so. We're excited to unveil Qwen2-VL, the latest iteration of our Qwen-VL model, This section reports the speed performance of bf16 models, quantized models (including GPTQ-Int4, GPTQ-Int8 and AWQ) of the Qwen2-VL series. Copy link kalle07 commented Jan 17, 2024. As a result, with LMI DLCs on SageMaker, you can accelerate time-to-value The argument to use AWQ over GPTQ is very thin. For Qwen2, we release a number of base language models and instruction-tuned language models ranging from 0. 5 7B for the examples but it would work the same for the other sizes. About AWQ AWQ is an efficient, accurate and blazing-fast low-bit weight quantization method, currently supporting 4-bit quantization. The pace at which new technology and models were released was astounding! As a result, we have many different standards and ways of working with LLMs. Compared with the state-of-the-art opensource language models, including the Pros of AWQ - No reliance on regression/backpropagation (since we only need to measure the average activation scale on the calibration set) - It needs far less data in its calibration set to achieve the same performance compared to GPTQ - Only needs 16 sequences vs 192 sequences (10x smaller set) What's the difference netween so many options. I couldn't test AWQ yet because my quantization ended up broken, possibly due to this particular model using NTK Transformers supports the AWQ and GPTQ quantization algorithms and it supports 8-bit and 4-bit quantization with bitsandbytes. Initial support for AWQ (performance not optimized) Support for RoPE scaling and LongChat Support for Mistral-7B Many bug fixes Don't sleep on AWQ if you haven't tried it yet. Optimised Quants for high-throughput deployments! Compatible with Transformers, TGI & VLLM 🤗 About AWQ AWQ is an efficient, accurate and blazing-fast low-bit weight quantization method, currently supporting 4-bit quantization. AWQ vs GPTQ #14683. Model authors are typically supplying GGUFs for their releases together with the FP16 unquantized model. AWQ: Activation-aware Weight Quantization. We now support AWQ. Use exllama for maximum speed. If you use AWQ, there is a 2. In theory it delivers better quality than GPTQ of the same bitrate. GPTQ is preferred for GPU’s & not CPU’s. Why Exploring Pre-Quantized Large Language ModelsThroughout the last year, we have seen the Wild West of Large Language Models (LLMs). A certain prolific supplier of GGUF, GPTQ and AWQ models recently ceased all activity on HuggingFace. cpp) bin (using GGML algorithm) ExLlama v2 (extremely optimized GPTQ backend for LLaMA models) safetensors (quantized using GPTQ algorithm) AWQ (low-bit quantization (INT3/4)) Pros Achieved surprisingly low quantization time compared to other methods (50x faster compared to GPTQ!). The preliminary result is that EXL2 4. 6. Could you please provide your thoughts on the above issues? Thank you so much. Copy link kalle07 commented Feb 2, 2024. Perplexity: AWQ is slightly better than GPTQ. AWQ量化目前还不支持 Gemma 或 DeciLM 等新架构; 总结. Both quantizations are very similar, you have group sizes and a measurement data set for activation order. This significantly reduces quantization loss such that AWQ is an efficient, accurate and blazing-fast low-bit weight quantization method, currently supporting 4-bit quantization. There are several differences between AWQ and GPTQ as methods but the most important one is that AWQ assumes that not all weights are equally important for an LLM’s performance. It makes use of state-of-the-art deep learning architectures, particularly Transformers, to understand GGML vs GPTQ. BNB’s NF4 vs. The discussion that followed revealed intriguing insights into GGUF, GPTQ/AWQ, and the efficient GPU inferencing powerhouse - EXL2. When deployed on GPUs, SqueezeLLM achieves up to 2. It was compared with other quantization methods, like rounding all weights to the nearest quantized value (RTN). AWQ vs GPTQ #5424. It is also now supported by continuous batching server vLLM, allowing use of Llama AWQ models for high-throughput concurrent inference in multi-user Our study sets out two primary technology tracks for quantizing LLMs: Post-Training Quantization (PTQ) and LoRA-FineTuning (LoRA-FT) quantization, with the aim of providing a comprehensive evaluation of the LLaMA3 models’ quantization. Possible Implementation. A quick camparition between Bitsandbytes, GPTQ and AWQ quantization, so you can choose which methods to use according to your use case. I would like to ask if you have any of the above problems during the test. cpp, it may be faster at shorter contexts but will give you a Getting started bitsandbytes GPTQ AWQ AQLM Quanto EETQ HQQ FBGEMM_FP8 Optimum TorchAO BitNet compressed-tensors Contribute new quantization method. How fast are token generations against GPTQ with Exllama (Exllama2)? Does this new quantization require less VRAM than GPTQ? Is it possible to run 70B model on 24GB GPU ? How good it at keeping context? AWQ tends to be faster and more effective in such contexts compared to GPTQ, making it a popular choice for varied hardware environments. For comparisons, I am assuming that the bit size between all of these is the same. GPTQ is ideal for GPU environments, offering efficient post-training quantization with 4-bit precision. I use Qwen1. GTPQ with Optimum-Benchmark. AWQ and GPTQ models are significantly better (lower perplexity) than Llama 3. AWQ/GPTQ# LMDeploy TurboMind engine supports the inference of 4bit quantized models that are quantized both by AWQ and GPTQ, but its quantization module only supports the AWQ quantization algorithm. The following NVIDIA GPUs are available for AWQ/GPTQ INT4 inference: V100(sm70): V100. So AWQ does deprecate GPTQ in accuracy. It can take ~5 minutes to quantize the facebook/opt-350m model on a free-tier Google Colab GPU, but it’ll take ~4 hours to quantize a 175B parameter model on a NVIDIA A100. ExLlama has a limitation on supporting only 4bpw, but it's rare to see AWQ in 3 or 8bpw quants anyway. This is a frequent community request, and we believe it should be addressed very soon by the bitsandbytes maintainers as it's in their roadmap! 文章浏览阅读4. AWQ: An even "smarter" format than GPTQ. EXL2 uses the GPTQ philosophy but allows mixing weight precisions within the same model. There's a slight difference and surely nowhere as big as 2x. MKV of the inference world. I also show how to quantize the models with AWQ and GPTQ. However, gptq has some limitations. Quantization techniques that aren’t supported in Transformers can be added with the HfQuantizer class. In this example, we will Large language models (LLMs) have transformed numerous AI applications. The Looks like new type quantization, called AWQ, become widely available, and it raises several questions. 3x faster latency compared to the FP16 baseline, and up to 4x faster than GPTQ. For instance, with ExLlama backed they are both much faster. EXL2 Looks like exl2 4. GGUF uses a fixed arrangement where weights that are generally most important in any LLM are given the most bits. Describe the bug. , 2022) and AWQ (Lin et al. Depending on your resources, feel free to explore other methods like GGUF or AWQ, as they are already available and can be easily I know AWQ is expected to be faster with similar quality to GPTQ, but reading through TGI issues, folks report similar latency. , 2022). 5% decrease in perplexity when quantizing to INT4 and can run at 70-80 tokens/s on a 3090 with slow CPU. Is it faster than EXL2? Given that background, and the question about AWQ vs EXL2, what is considered sota? Is text-generation-webui still getting features quickly enough to make it a contender? vLLM? Does exllama2 work with any front-ends (graphical or rest AWQ vs GPTQ #14683. GPTQ. AVI or . We will explore the three common methods for Llama 3. So GPTQ, exl2 and AWQ all have this "activation order" based quantization option. GPTQ should be significantly faster in ExLlamaV2 than in V1. 本文讨论了使用 GPTQ、AWQ 和 Bitsandbytes 等各种技术对模型进行量化。它探讨了每种方法的利弊(GPTQ vs AWQ vs Bitsandbytes)，解释了使用这些方法对 Hugging Face 模型权重进行量化的过程，最后使用量化权重进行 LLM 推理。 Various quantization techniques, including NF4, GPTQ, and AWQ, are available to reduce the computational and memory demands of language models. 1 8B Instruct but they consume nearly 40 GB of GPU RAM. The latest advancement in this area is EXL2, which offers even better performance. Some posts allege it's faster than GPTQ, but EXL2 is also faster than GPTQ. 5 to 72 billion parameters, including a Mixture-of-Experts model. kalle07 opened this issue Feb 2, 2024 · 5 comments Labels. 4-bit weights are not serializable : Currently, 4-bit models cannot be serialized. The text was updated successfully, but these errors were encountered:. And u/kpodkanowicz gave an explanation why EXL2 could have been so bad in my tests: Regarding Exl2 its sensitive to calibration dataset - probably the one that was used is not related to your Various quantization techniques, including NF4, GPTQ, and AWQ, are available to reduce the computational and memory demands of language models. AWQ; GPTQ/ Marlin; EXL2; For on-the-fly quantization you simply need to pass one of the supported quantization types and TGI takes care of the rest. I've just updated can-ai-code Compare to add a Phind v2 GGUF vs GPTQ vs AWQ result set, pull down the list at the top. kalle07 opened this issue Feb 2, 2024 · 5 comments Closed 1 task done. Source AWQ. All the code examples presented in this article use Llama 3. int8()的混合体，整体上还是比AWQ复杂很多。它也像AWQ一样发现了weight对模型的重要程度存在极强的不均衡性，1%的参数可能主导的量化过程中损失的性能这一事实。 Figure 6: Left: AWQ needs a much smaller calibration set to reach a good quantized performance. We evaluate the effectiveness of our quantization method on vision models as well. The only strong argument I've seen for AWQ is that it is supported in vLLM which can do AWQ/GPTQ# LMDeploy TurboMind engine supports the inference of 4bit quantized models that are quantized both by AWQ and GPTQ, but its quantization module only supports the AWQ quantization algorithm. 125b seems to outperform GPTQ-4bit-128g while using less VRAM in both cases. In this context, we will delve into the process of quantifying the Falcon-RW-1B small language model ( SLM) using the GPTQ quantification method. Comparison of GPTQ, NF4, and GGML Quantization This section reports the speed performance of bf16 models, quantized models (including GPTQ-Int4, GPTQ-Int8 and AWQ) of the Qwen2. cpp, AutoGPTQ, ExLlama, and transformers perplexities A direct comparison between llama. It can achieve better perplexity using 10 × \times smaller calibration set compared to GPTQ. AWQ is faster at inference than GPTQ and also seems to have better perplexity but requires slightly more VRAM. This method quantise the model using HF weights, so very easy to implement; Slower than other quantisation methods as well as 16-bit LLM model. But I don't see big speed advantages for EXL2 vs GPTQ. GGUF is designed for CPU inference, allowing flexible Activation-aware Weight Quantization (AWQ) doesn’t quantize all the weights in a model, and instead, it preserves a small percentage of weights that are important for LLM performance. AWQ\GPTQ量化模型运行方式（测试下来感觉GPU都会占满，4090卡不量化运行90 tokens/s，AWQ\GPTQ 版30左右 tokens/s）如果是用OPENAI包 model还是写 名称填的–lora-modules qwen-lora；不填这个默认vllm模型不会加载使用lora。如果是这个名称填 AWQ vs GPTQ #5424. In this article, we will explore one such topic, namely loading We will see that Qwen1. AWQ, GPTQ, EXL2, and GGUF is essential for optimizing model performance, particularly in resource-constrained environments. Subreddit to discuss about Llama, the large language model Benchmarks. A direct comparison between llama. With AWQ kernels, given prompt: compared with awq, gptq is . 1 but it would work the same for other LLMs supported by these quantization methods. Right: Our method is more robust to the calibration set distribution. Cons Not many limitations are mentioned Then, since we will also evaluate Mistral-7B quantized with AWQ, GPTQ, and NF4, we also need to install the following: FP16 vs. Hi, is there any difference when infering a awq quantized model with that of a gptq quantized model. Takes a lot time and vram+ram to make a GPTQ quant. Comments. With GPTQ, if a calibration dataset is too specific to a certain domain, the When using AWQ, the OOM will occur. More specifically, we quantize various OpenCLIP models from the Visual Transformers (ViT) family trained on the LAION dataset. Quantization with bitsandbytes, EETQ & fp8. Usually comes at 3, 4, or 8 bits. GPTQ support is in progress. First, it requires a pre-trained language model to generate the next token, which can be computation However, GPTQ kernels produces. 0-2. Compared to GPTQ, it offers faster Transformers-based inference with equivalent or better quality compared to the most commonly used GPTQ settings. more efficient in terms of computational complexity. Note at that time of writing this documentation section, the available quantization methods were: awq, gptq and bitsandbytes. Experiments show that SqueezeLLM outperforms existing methods like GPTQ and AWQ, achieving up to 2. N/A. The full manuscript of the paper is available at GPTQ: Accurate Post-Training Quantization for Generative Pre-Trained Transformers. To demon-strate the applicability, we integrate AFPQ with GPTQ and AWQ for better quantization accuracy for LLMs. The Exllamav2 quantizer is also extremely frugal in Note: Some GPTQ kernels were not properly installed and I couldn’t fix it. GPTs are a specific type of Large Language Model (LLM) developed by OpenAI. It is widely adapted to almost all kinds of model and can be run on may engines. You can also use llama. Hi @frankxyy, vLLM does not support GPTQ at the moment. A detailed comparison between GPTQ, AWQ, EXL2, q4_K_M, q4_K_S, and load_in_4bit: perplexity, VRAM, speed, model size, and loading time. 1) or a local directory with model files in it already. GPTQ was used with the BLOOM 那种量化方法更好：GPTQ vs. For example, if I download mixtral GPTQ 4bit and load regular Quantize with GPTQ. o_proj"]]. The elimination of calibration data requirements makes it easier. int8()是同一作者，也是Tim Dettmers提出的，它有点像AWQ+GPTQ+LLM. Overview LLM inference optimization. Specifically, we report the inference speed (tokens/s) as well as memory footprint (GB) under the conditions of different context lengths. We propose Activation Tests How does quantisation affect model output? - 15 basic tests on different quant levels A detailed comparison between GPTQ, AWQ, EXL2, q4_K_M, q4_K_S, and load_in_4bit: perplexity, VRAM, speed, model size, and loading time. I wonder how significant these differences are when compared to the 7/30/70B equivalents. QuIP# performs better than all other methods at 2-bit precision, but creating a QuIP# quantized model is very expensive. Some critical weights thus retain high precision, with the rest being more quantized to optimize performance. We explore a range of cutting-edge quantization methods across technical tracks (RTN, GPTQ [], AWQ [], SmoothQuant [], PB-LLM [], QuIP [], In this article, we will experiment and compare HQQ, AQLM, AutoRound, bitsandbytes, and GPTQ for QLoRA fine-tuning. v_proj", "self_attn. In this context, we will delve into the process of quantifying the Falcon The GPTQ algorithm was tested on various language generation tasks. k_proj", "self_attn. AWQ. Performance and scalability. In this paper, we present a It ultilizes a calibration dataset to improve quality at the same bitrate. Closed 1 task done. ,2023). I noticed that in the forward phase, the main difference between GPTQ and AWQ is that AWQ uses Tensor cores (I am not familiar with the contents of tensor To support WOQ quantization, Intel Neural Compressor provides unified APIs for state-of-the-art approaches like GPTQ [1], AWQ [2], and TEQ [3] as well as the simple yet effective round-to-nearest slower than GPTQ for text generation: bitsandbytes 4-bit models are slow compared to GPTQ when using generate. Each method offers unique advantages and challenges, making it crucial to select GPTQ and AWQ models can fall apart and give total bullshit at 3 bits while the same model in q2_k / q3_ks with around 3 bits usually outputs sentences. A detailed comparison between GPTQ, AWQ, EXL2, q4_K_M, q4_K_S, and load_in_4bit: perplexity, VRAM, speed, model size, and loading time. cpp, AutoGPTQ, ExLlama, and transformers perplexities Table of contents A detailed comparison between GPTQ, AWQ, EXL2, q4_K_M, q4_K_S, and load_in_4bit: perplexity, VRAM, speed, model size, and loading time. com/5kA6paaO9dmbcV2fZq*ADVANCED Fine-tuning 3bit GPTQ FP16 Figure 1: Quantizing OPT models to 4 and BLOOM models to 3 bit precision, comparing GPTQ with the FP16 baseline and round-to-nearest (RTN) (Yao et al. Qwen2-VL-72B-Instruct-AWQ Introduction. For the other sizes, a GPU with 24 GB of VRAM is enough. marlin is for checkpoints that are serialized in marlin format; Depending on your hardware, it can take some time to quantize a model from scratch. It results in a slower inference with the GPTQ models. This means once you have your pre trained LLM, you simply convert the model parameters into lower precision. Since AWQ is an efficient, accurate and blazing-fast low-bit weight quantization method, currently supporting 4-bit quantization. Previously, GPTQ served as a GPU-only optimized quantization method. Notably, this optimization is As someone torn between choosing between a much faster 33B-4bit-128g GPTQ VS a 65b q3_K_M GGML, this is a god sent. Practical quantization implementation with GPTQ, AWQ, BitsandBytes, and Unsloth. , 2022; Dettmers et al. I'm working on reproducing your methodology with In essence, quantization techniques like GGUF, GPTQ, and AWQ are key to making advanced AI models more practical and widely usable, enabling powerful AI Bitsandbytes vs GPTQ vs AWQ. A GPTQ model should even inference faster than an equivalent-bitrate EXL2 We’ll discuss the pros and cons of each method (GPTQ vs AWQ vs Bitsandbytes), in the end, use quantized weights for efficient language model inference. It is also now supported by continuous batching server vLLM, allowing use of AWQ models for high-throughput concurrent inference in multi-user server quantization algorithms such GPTQ (Frantar et al. Let’s use GPTQ to quantize the model. bitsandbytes 4 Experiments Experimental setup. !pip install vllm AWQ is faster at inference than GPTQ and also seems to have better perplexity but requires slightly more VRAM. stripe. Overall, using the same calibration and evaluation distribution works the best (PubMed Now, both GPTQ and AWQ benefit from the support of better kernels. It is a newer quantization method similar to GPTQ. updated Sep 26. 5 can be challenging to use on consumer hardware. 4b seems to outperform GPTQ-4bit-32g while EXL2 4. AWQ has lower perplexity and better generalization than GPTQ. q_proj"], ["self_attn. 1x lower perplexity gap for 3-bit quantization of different LLaMA models. However, it has been surpassed by AWQ, which is approximately twice as fast. Unlike GPTQ quantization, bitsandbytes doesn’t require a calibration This repo contains AWQ model files for Hugging Face H4's Zephyr 7B Alpha. 1-AWQ for the AWQ model, *GGUF and AWQ Quantization Scripts*- Includes pushing model files to repoPurchase here: https://buy. Checklist. it outputs. GPTQ是一种针对 4位量化 的 后训练量化 方法，主要侧重于 在 GPU上提升推理性能 。. bug Something isn't working stale. On-device LLM is becoming increasingly important: running LLMs locally on edge devices can reduce the cloud computing cost and protect users' privacy. This is a little surprising to me. 3k次，点赞8次，收藏5次。awq(激活感知权重量化)，它是一种类似于gptq的量化方法。所以他们的论文提到了与gptq相比的可以由显著加速，同时保持了相似的，有时甚至更好的性能。gguf(以前称为ggml)是一种量化方法，允许用户使用cpu来运行llm，但也可以将其某些层加载到gpu以提高速度。 I created all these EXL2 quants to compare them to GPTQ and AWQ. Typically, these quantization methods are implemented using 4 bits. But before diving in, AWQ uses a dataset to analyze activation distributions during inference and identify critical weights. 本文主要是对LLM PTQ量化方向的几个经典算法(GPTQ、SmoothQuant、AWQ)的代码实现进行介绍，一方面是为了加深对算法的理解，另一方面也是想看看有什么值得借鉴的地方。 GPTQ vs AWQ vs GGUF, which is better? Introduction: The state-of-the-art in the processing of natural languages, GPTQ (Generative Previously trained Transform Question Answering) is built to perform very well in question-answering tasks. SpQR和LLM. We will see how fast they are for fine-tuning and their performance with QLoRA. Efficient training techniques. GGUF vs. However, the astronomical model size and the limited hardware resource pose significant deployment challenges. We performed some speed, throughput and latency benchmarks using optimum-benchmark library. . The download command defaults to downloading into the HF cache and producing symlinks in the output dir, but there is a --no-cache option which places the model files in the output directory. This means that the weights which contribute the most to the output get the most bits, regardless of where they are in the model. Compared to GPTQ, it offers faster Transformers-based inference. Before you quantize a model, it is a good idea to check the Hub if a GPTQ-quantized version of the model already AWQ/GPTQ# LMDeploy TurboMind engine supports the inference of 4bit quantized models that are quantized both by AWQ and GPTQ, but its quantization module only supports the AWQ quantization algorithm. Bitandbytes. To validate the inference efficiency, we have implemented an low-bit FP-asym inference system. AWQ vs. 该方法的核心思想是通过 将所有权重压缩到4位量化 ，通过 最小化权重的均方误差 来实现量化。 My models: Fine tuned llama 7b GPTQ model: rshrott/description-together-ai-4bit Fine tuned llama 7b AWQ model: rshrott/description-awq-4b I need to run either a AWTQ or GPTQ version of fine tuned llama-7b model. Contribution. GPTQ is a neural network compression technique that enables the efficient deployment of Generative Pretrained Transformers (GPT). Exl2 models meanwhile are still being quantized my mass suppliers such as LoneStriker. Let’s say that we want to decide In addition, you can use the latest quantization techniques—GPTQ, AWQ, and SmoothQuant—that are available with LMI DLCs. You can see GPTQ is completely broken for this The first argument after command should be an HF repo id (mistralai/Mistral-7B-v0. 5 series. At the same time, there is only one AWQ on the LLM Leaderboard (TheBloke/Llama-2-7b-Chat-AWQ) and its score is (way) lower compared to (TheBloke/Llama-2-7B-GPTQ) (I know the base models are different, but it was the closest I ViT Benchmark. 65b is the sweet spot. Llama 2 7B quantized with AWQ 4-bit compared to Llama 2 7B quantized with GPTQ 4-bit. We are actively working for the support, so please stay tuned. kalle07 opened this issue Jan 17, 2024 · 1 comment Comments. More posts you may like r/LocalLLaMA. A new format on the block is AWQ (Activation-aware Weight Quantization) which is a quantization method similar to GPTQ. GGUF, described as the container of LLMs (Large Language Models), resembles the . Install vLLM from source by running: git clone https Qwen2-7B-Instruct-AWQ Introduction Qwen2 is the new series of Qwen large language models. kalle07 opened this issue Jan 17, 2024 · 1 comment Closed 4 of 6 tasks. Reply reply bash99Ben • What's the status of AWQ? Will it be supported or test? Reply reply Top 1% Rank by size . ["self_attn. Update 1: added a mention to GPTQ speed throught ExLlamav2, which I had not GPTQ is post training quantization method. It is supported by: Text Generation Webui - using Loader: AutoAWQ AutoGPTQ (quantization library based on GPTQ algorithm, also available via Transformers) safetensors (quantized using GPTQ algorithm) koboldcpp (fork of Llama. In this section, we will learn how to load already quantized models and quantize our There are several differences between AWQ and GPTQ as methods but the most important one is that AWQ assumes that not all weights EXL2 is the fastest, followed by GPTQ through ExLlama v1. The benchmark was run on a NVIDIA-A100 instance and the model used was TheBloke/Mistral-7B-v0. In this tutorial, we will explore many different methods for loading in pre-quantized models, such as Zephyr 7B. It seems no difference there? The text was updated successfully, but these errors were encountered: Choosing a calibration dataset can indeed influence quantization performance, but the extent varies between methods like GPTQ, AWQ, and AutoRound. 1 GPTQ, AWQ, and BNB Quants. GPTQ, one of the most widely used methods, relies heavily on its calibration dataset as demonstrated by previous work. Specifically, we report the inference speed (tokens/s) as well as memory footprint GPTQ can give good perplexity if you use it with reordering but then the speed can be slow. bitsandbytes is a library used to apply 8-bit and 4-bit quantization to models. Closed 4 of 6 tasks. 1 8B. GPTQ vs GGUF vs AWQ vs Bits-and-Bytes. Regarding your question, this is my understanding: While the performance highly depends on the kernel implementation, AWQ is meant to be (slightly) faster than GPTQ, when both are equally optimized. pfrs drefr sjtirp kcywps negm rogua qasdaiq mjz kugrb iptlcuf