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Related papers: SoftWear: Software-Only In-Memory Wear-Leveling fo…

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DRAM-based main memories have read operations that destroy the read data, and as a result, must buffer large amounts of data on each array access to keep chip costs low. Unfortunately, system-level trends such as increased memory contention…

Hardware Architecture · Computer Science 2018-12-18 Justin Meza , Jing Li , Onur Mutlu

As flash-based Solid State Drive (SSD) arrays become essential to modern data centers, scaling these arrays to meet explosive data growth is a frequent and critical operation. However, the conventional wear-leveling (WL) paradigm applied…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-31 Shuhang Xu , Yunfei Gu , Linhui Liu , Chentao Wu

NVMs have promising advantages (e.g., lower idle power, higher density) over the existing predominant main memory technology, DRAM. Yet, NVMs also have disadvantages (e.g., limited endurance). System architects are therefore examining…

Hardware Architecture · Computer Science 2019-03-26 Reza Salkhordeh , Onur Mutlu , Hossein Asadi

Due to the scaling problem of the DRAM technology, non-volatile memory devices, which are based on different principle of operation than DRAM, are now being intensively developed to expand the main memory of computers. Disaggregated memory…

Hardware Architecture · Computer Science 2023-09-14 Takahiro Hirofuchi , Takaaki Fukai , Akram Ben Ahmed , Ryousei Takano , Kento Sato

As dynamic random access memory (DRAM) and other current transistor-based memories approach their scalability limits, the search for alternative storage methods becomes increasingly urgent. Phase-change memory (PCM) emerges as a promising…

Hardware Architecture · Computer Science 2025-11-10 Mahek Desai , Rowena Quinn , Marjan Asadinia

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

Modern computing systems are embracing hybrid memory comprising of DRAM and non-volatile memory (NVM) to combine the best properties of both memory technologies, achieving low latency, high reliability, and high density. A prominent…

Hardware Architecture · Computer Science 2020-05-12 Shihao Song , Anup Das , Nagarajan Kandasamy

Computing-in-memory with emerging non-volatile memory (nvCiM) is shown to be a promising candidate for accelerating deep neural networks (DNNs) with high energy efficiency. However, most non-volatile memory (NVM) devices suffer from…

Hardware Architecture · Computer Science 2022-05-27 Zheyu Yan , Xiaobo Sharon Hu , Yiyu Shi

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

Many high end and next generation computing systems to incorporated alternative memory technologies to meet performance goals. Since these technologies present distinct advantages and tradeoffs compared to conventional DDR* SDRAM, such as…

Performance · Computer Science 2021-10-06 M. Ben Olson , Brandon Kammerdiener , Kshitij A. Doshi , Terry Jones , Michael R. Jantz

Repeated off-chip memory accesses to DRAM drive up operating power for data-intensive applications, and SRAM technology scaling and leakage power limits the efficiency of embedded memories. Future on-chip storage will need higher density…

Emerging Technologies · Computer Science 2022-01-13 Lillian Pentecost , Alexander Hankin , Marco Donato , Mark Hempstead , Gu-Yeon Wei , David Brooks

Hybrid memory systems comprised of dynamic random access memory (DRAM) and non-volatile memory (NVM) have been proposed to exploit both the capacity advantage of NVM and the latency and dynamic energy advantages of DRAM. An important…

Hardware Architecture · Computer Science 2019-12-18 Yang Li , Jongmoo Choi , Jin Sun , Saugata Ghose , Hui Wang , Justin Meza , Jinglei Ren , Onur Mutlu

Non-Volatile Memory (NVM) can deliver higher density and lower cost per bit when compared with DRAM. Its main drawback is that it is slower than DRAM. On the other hand, DRAM has scalability problems due to its cost and energy consumption.…

Performance · Computer Science 2024-12-18 Diego Moura , Vinicius Petrucci , Daniel Mosse

In cloud and edge computing models, it is important that compute devices at the edge be as power efficient as possible. Long short-term memory (LSTM) neural networks have been widely used for natural language processing, time series…

Neural and Evolutionary Computing · Computer Science 2020-02-26 Wen Ma , Pi-Feng Chiu , Won Ho Choi , Minghai Qin , Daniel Bedau , Martin Lueker-Boden

In recent years, the energy consumption of computing systems has increased and a large fraction of this energy is consumed in main memory. Towards this, researchers have proposed use of non-volatile memory, such as phase change memory…

Hardware Architecture · Computer Science 2013-09-17 Sparsh Mittal

In this paper, we present a unified FPGA based electrical test-bench for characterizing different emerging NonVolatile Memory (NVM) chips. In particular, we present detailed electrical characterization and benchmarking of multiple…

Hardware Architecture · Computer Science 2020-06-11 Supriya Chakraborty , Abhishek Gupta , Manan Suri

The increased memory demands of workloads is putting high pressure on Last Level Caches (LLCs). Unfortunately, there is limited opportunity to increase the capacity of LLCs due to the area and power requirements of the underlying SRAM…

Hardware Architecture · Computer Science 2021-12-21 Apostolos Kokolis , Namrata Mantri , Shrikanth Ganapathy , Josep Torrellas , John Kalamatianos

Non-volatile memory (NVM) technologies such as PCM, ReRAM and STT-RAM allow processors to directly write values to persistent storage at speeds that are significantly faster than previous durable media such as hard drives or SSDs. Many…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-09-11 Nachshon Cohen , Michal Friedman , James R. Larus

The emergence of high-density byte-addressable non-volatile memory (NVM) is promising to accelerate data- and compute-intensive applications. Current NVM technologies have lower performance than DRAM and, thus, are often paired with DRAM in…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-08-17 Ivy Peng , Kai Wu , Jie Ren , Dong Li , Maya Gokhale

In the near future the SCM is predicted to modify the form of new programs, the access form to storage, and the way that storage devices themselves are built. Therefore, a combination between the SCM and a designated Memory Allocation…

Operating Systems · Computer Science 2017-07-25 Gal Oren