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Related papers: Ouroboros: Wafer-Scale SRAM CIM with Token-Grained…

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In this paper, we propose PIM-LLM, a hybrid architecture developed to accelerate 1-bit large language models (LLMs). PIM-LLM leverages analog processing-in-memory (PIM) architectures and digital systolic arrays to accelerate low-precision…

Hardware Architecture · Computer Science 2025-04-04 Jinendra Malekar , Peyton Chandarana , Md Hasibul Amin , Mohammed E. Elbtity , Ramtin Zand

Training Large Language Models (LLMs) on long contexts is severely constrained by prohibitive GPU memory overhead, not training time. The primary culprits are the activations, whose memory footprints scale linearly with sequence length. We…

Computation and Language · Computer Science 2026-03-03 Wenhao Li , Daohai Yu , Gen Luo , Yuxin Zhang , Fei Chao , Rongrong Ji , Yifan Wu , Jiaxin Liu , Ziyang Gong , Zimu Liao

The rapid growth of deep neural network (DNN) workloads has significantly increased the demand for large-capacity on-chip SRAM in machine learning (ML) applications, with SRAM arrays now occupying a substantial fraction of the total die…

Hardware Architecture · Computer Science 2025-12-30 Subhradip Chakraborty , Ankur Singh , Xuming Chen , Gourav Datta , Akhilesh R. Jaiswal

Modern LLMs are trained to "think" primarily via explicit text generation, such as chain-of-thought (CoT), which defers reasoning to post-training and under-leverages pre-training data. We present and open-source Ouro, named after the…

Processing-in-memory (PIM) has emerged as a promising solution for accelerating memory-intensive workloads as they provide high memory bandwidth to the processing units. This approach has drawn attention not only from the academic community…

Hardware Architecture · Computer Science 2024-09-11 Dongjae Lee , Bongjoon Hyun , Taehun Kim , Minsoo Rhu

Today's systems are overwhelmingly designed to move data to computation. This design choice goes directly against at least three key trends in systems that cause performance, scalability and energy bottlenecks: (1) data access from memory…

Hardware Architecture · Computer Science 2019-03-12 Onur Mutlu , Saugata Ghose , Juan Gómez-Luna , Rachata Ausavarungnirun

Inference for Large Language Models (LLMs) is computationally demanding. To reduce the cost of auto-regressive decoding, Key-Value (KV) cache is used to store intermediate activations, which significantly lowers the computational overhead…

Machine Learning · Computer Science 2025-06-05 Chaoyi Jiang , Lei Gao , Hossein Entezari Zarch , Murali Annavaram

Processing-in-cache (PiC) and Processing-in-memory (PiM) architectures, especially those utilizing bit-line computing, offer promising solutions to mitigate data movement bottlenecks within the memory hierarchy. While previous studies have…

Computers and Society · Computer Science 2024-07-30 Dhruv Gajaria , Tosiron Adegbija , Kevin Gomez

Processing-in-memory (PIM) has emerged as an enabler for the energy-efficient and high-performance acceleration of deep learning (DL) workloads. Resistive random-access memory (ReRAM) is one of the most promising technologies to implement…

Hardware Architecture · Computer Science 2024-03-29 Harsh Sharma , Gaurav Narang , Janardhan Rao Doppa , Umit Ogras , Partha Pratim Pande

Transformer based Large Language Models (LLMs) have recently reached state of the art performance in Natural Language Processing (NLP) and Computer Vision (CV) domains. LLMs use the Multi-Headed Self-Attention (MHSA) mechanism to capture…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-09-24 Zuoning Zhang , Dhruv Parikh , Youning Zhang , Viktor Prasanna

This research work proposes a design of an analog ReRAM-based PIM (processing-in-memory) architecture for fast and efficient CNN (convolutional neural network) inference. For the overall architecture, we use the basic hardware hierarchy…

Hardware Architecture · Computer Science 2020-04-13 Sho Ko , Shimeng Yu

Large Language Models (LLMs), despite their remarkable performance across a wide range of tasks, necessitate substantial GPU memory and consume significant computational resources. Beyond the memory taken up by model weights, the memory…

Computation and Language · Computer Science 2024-06-24 Jincheng Dai , Zhuowei Huang , Haiyun Jiang , Chen Chen , Deng Cai , Wei Bi , Shuming Shi

Large language model (LLM) inference is limited by high computational cost and memory bandwidth demands, making deployment on heterogeneous many-core processors challenging. Taking the MT-3000 processor used in the Tianhe supercomputer as…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-26 Yao Lu , Zhongzhi Luan , Gen Li , Jiaxing Qi , Shiqing Ma , Bin Han , Shizhe Shang , Hailong Yang , Depei Qian

Computing-in-Memory (CIM) has shown great potential for enhancing efficiency and performance for deep neural networks (DNNs). However, the lack of flexibility in CIM leads to an unnecessary expenditure of computational resources on less…

Hardware Architecture · Computer Science 2023-11-22 Yung-Chin Chen , Shimpei Ando , Daichi Fujiki , Shinya Takamaeda-Yamazaki , Kentaro Yoshioka

This work elaborates on a High performance computing (HPC) architecture based on Simple Linux Utility for Resource Management (SLURM) [1] for deploying heterogeneous Large Language Models (LLMs) into a scalable inference engine. Dynamic…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-26 Anderson de Lima Luiz , Shubham Vijay Kurlekar , Munir Georges

The performance gap between memory and processor has grown rapidly. Consequently, the energy and wall-clock time costs associated with moving data between the CPU and main memory predominate the overall computational cost. The…

Hardware Architecture · Computer Science 2024-03-01 Qingcai Jiang , Shaojie Tan , Junshi Chen , Hong An

Both IP lookup and packet classification in IP routers can be implemented by some form of tree traversal. SRAM-based Pipelining can improve the throughput dramatically. However, previous pipelining schemes result in unbalanced memory…

Networking and Internet Architecture · Computer Science 2011-07-28 Weirong Jiang , Hoang Le , Viktor K. Prasanna

Processing-in-Memory (PIM) architectures enable computation directly within DRAM and help combat the memory wall problem. Bit-shifting is a fundamental operation that enables PIM applications such as shift-and-add multiplication, adders…

Hardware Architecture · Computer Science 2026-03-02 William C. Tegge , Alex K. Jones

Computing-in-Memory (CiM) architectures aim to reduce costly data transfers by performing arithmetic and logic operations in memory and hence relieve the pressure due to the memory wall. However, determining whether a given workload can…

Hardware Architecture · Computer Science 2020-01-16 Di Gao , Dayane Reis , Xiaobo Sharon Hu , Cheng Zhuo

RRAM-based in-Memory Computing is an exciting road for implementing highly energy efficient neural networks. This vision is however challenged by RRAM variability, as the efficient implementation of in-memory computing does not allow error…

Emerging Technologies · Computer Science 2019-02-08 Marc Bocquet , Tifenn Hirztlin , Jacques-Olivier Klein , Etienne Nowak , Elisa Vianello , Jean-Michel Portal , Damien Querlioz