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Traditional neural networks require enormous amounts of data to build their complex mappings during a slow training procedure that hinders their abilities for relearning and adapting to new data. Memory-augmented neural networks enhance…

Emerging Technologies · Computer Science 2021-06-23 Geethan Karunaratne , Manuel Schmuck , Manuel Le Gallo , Giovanni Cherubini , Luca Benini , Abu Sebastian , Abbas Rahimi

With the growing number of data-intensive workloads, GPU, which is the state-of-the-art single-instruction-multiple-thread (SIMT) processor, is hindered by the memory bandwidth wall. To alleviate this bottleneck, previously proposed…

Hardware Architecture · Computer Science 2021-03-12 Xinfeng Xie , Peng Gu , Yufei Ding , Dimin Niu , Hongzhong Zheng , Yuan Xie

As core counts and heterogeneity rise in HPC, traditional hybrid programming models face challenges in managing distributed GPU memory and ensuring portability. This paper presents DiOMP, a distributed OpenMP framework that unifies OpenMP…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-20 Baodi Shan , Mauricio Araya-Polo , Barbara Chapman

Heterogeneous architectures can deliver higher performance and energy efficiency than symmetric counterparts by using multiple architectures tuned to different types of workloads. While previous works focused on CPUs, this work extends the…

Hardware Architecture · Computer Science 2026-02-02 Aurora Tomás , Juan Luis Aragón , Joan Manuel Parcerisa , Antonio González

The global scarcity of GPUs necessitates more sophisticated strategies for Deep Learning jobs in shared cluster environments. Accurate estimation of how much GPU memory a job will require is fundamental to enabling advanced scheduling and…

Performance · Computer Science 2025-10-27 Jiabo Shi , Dimitrios Pezaros , Yehia Elkhatib

Hybrid memory systems, comprised of emerging non-volatile memory (NVM) and DRAM, have been proposed to address the growing memory demand of applications. Emerging NVM technologies, such as phase-change memories (PCM), memristor, and 3D…

Hardware Architecture · Computer Science 2024-03-19 Fei Wen , Mian Qin , Paul V. Gratz , A. L. Narasimha Reddy

High-performance GPU kernels are essential for efficient LLM deployment, yet optimizing them remains expertise-intensive. Recent LLM-based code generation makes automatic GPU operator generation promising, but operator optimization remains…

Computation and Language · Computer Science 2026-05-29 Yining Zhang , Mingyang Yi , Chen Wang , Xuwen Xiang , Tianhe Jia , Zedong Dan , Chengqing Zong , Yue Wang

Memory bandwidth bottleneck is a major challenges in processing machine learning (ML) algorithms. In-memory acceleration has potential to address this problem; however, it needs to address two challenges. First, in-memory accelerator should…

Machine Learning · Computer Science 2019-01-10 Hajar Falahati , Pejman Lotfi-Kamran , Mohammad Sadrosadati , Hamid Sarbazi-Azad

General Purpose Graphic Processing Unit(GPGPU) is used widely for achieving high performance or high throughput in parallel programming. This capability of GPGPUs is very famous in the new era and mostly used for scientific computing which…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-10-10 Vajira Thambawita , Roshan G. Ragel , Dhammike Elkaduwe

As the size of artificial intelligence and machine learning (AI/ML) models and datasets grows, the memory bandwidth becomes a critical bottleneck. The paper presents a novel extended memory hierarchy that addresses some major memory…

Hardware Architecture · Computer Science 2025-05-20 Jordi Altayo , Paul Delestrac , David Novo , Simey Yang , Debjyoti Bhattacharjee , Francky Catthoor

The emergence of Phase-Change Memory (PCM) provides opportunities for directly connecting persistent memory to main memory bus. While PCM achieves high read throughput and low standby power, the critical concerns are its poor write…

Hardware Architecture · Computer Science 2020-07-28 Yinjin Fu

The edge computing paradigm has emerged to handle cloud computing issues such as scalability, security and low response time among others. This new computing trend heavily relies on ubiquitous embedded systems on the edge. Performance and…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-01-28 Mohammad Hosseinabady , Mohd Amiruddin Bin Zainol , Jose Nunez-Yanez

Analog processing-using-memory (PUM; a.k.a. in-memory computing) makes use of electrical interactions inside memory arrays to perform bulk matrix-vector multiplication (MVM) operations. However, many popular matrix-based kernels need to…

Hardware Architecture · Computer Science 2026-05-06 Ryan Wong , Ben Feinberg , Saugata Ghose

Modern heterogeneous computing architectures, which couple multi-core CPUs with discrete many-core GPUs (or other specialized hardware accelerators), enable unprecedented peak performance and energy efficiency levels. Unfortunately, though,…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-01-20 Daniel Castro , Paolo Romano , Aleksandar Ilic , Amin M. Khan

Light-weight convolutional neural networks (CNNs) have small complexity and are good candidates for low-power, high-throughput inference. Such networks are heterogeneous in terms of computation-to-communication (CTC) ratios and computation…

Hardware Architecture · Computer Science 2021-10-05 Tiandong Zhao , Yunxuan Yu , Kun Wang , Lei He

GPUs are critical for compute-intensive applications, yet emerging workloads such as recommender systems, graph analytics, and data analytics often exceed GPU memory capacity. Existing solutions allow GPUs to use CPU DRAM or SSDs as…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-27 Zhuoping Yang , Jinming Zhuang , Xingzhen Chen , Alex K. Jones , Peipei Zhou

The emerging hybrid DRAM-NVM architecture is challenging the existing memory management mechanism in operating system. In this paper, we introduce memos, which can schedule memory resources over the entire memory hierarchy including cache,…

Operating Systems · Computer Science 2017-03-23 Lei Liu , Mengyao Xie , Hao Yang

With the strong computation capability, NUMA-based multi-GPU system is a promising candidate to provide sustainable and scalable performance for Virtual Reality. However, the entire multi-GPU system is viewed as a single GPU which ignores…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-01-13 Chenhao Xie , Xin Fu , Mingsong Chen , Shuaiwen Leon Song

Large Language Models (LLMs) increasingly require processing long text sequences, but GPU memory limitations force difficult trade-offs between memory capacity and bandwidth. While HBM-based acceleration offers high bandwidth, its capacity…

Hardware Architecture · Computer Science 2025-04-25 Qingyuan Liu , Liyan Chen , Yanning Yang , Haocheng Wang , Dong Du , Zhigang Mao , Naifeng Jing , Yubin Xia , Haibo Chen

Recent advances in machine learning (ML) have spotlighted the pressing need for computing architectures that bridge the gap between memory bandwidth and processing power. The advent of deep neural networks has pushed traditional Von Neumann…

Hardware Architecture · Computer Science 2024-07-12 Febin Sunny , Amin Shafiee , Abhishek Balasubramaniam , Mahdi Nikdast , Sudeep Pasricha