energy efficiency

IT Services Circle

Apr 23, 2025 · Product Management

EU Energy Efficiency Labeling Requirements for Smartphones and Tablets

Starting June 20, 2025, the EU will mandate that all smartphones and tablets sold within its market carry a new energy‑efficiency label, detailing EEI grades, battery endurance, durability, repairability, and other performance metrics, aiming to guide consumers and push manufacturers toward more sustainable product designs.

EU RegulationSustainabilityenergy efficiency

0 likes · 6 min read

EU Energy Efficiency Labeling Requirements for Smartphones and Tablets

ByteDance SYS Tech

Feb 18, 2025 · Operations

How Can Data Center Planning Cut Costs and Boost Efficiency?

This article explains how a mixed‑integer programming tool developed by ByteDance's SYS‑DCD team integrates cost, reliability, delivery speed, and environmental metrics to optimize data‑center planning, reduce power waste, and accelerate deployment across multiple regional scenarios.

Linear Programmingdata centerenergy efficiency

0 likes · 15 min read

How Can Data Center Planning Cut Costs and Boost Efficiency?

AntTech

Jan 3, 2024 · Cloud Native

Ant Group’s Green Computing Technology Recognized for Energy Efficiency and Carbon Reduction

The National Energy Center’s recent green computing evaluation highlighted Ant Group’s innovative cloud‑native scheduling, AI‑driven prediction, and offline mixed‑branch technologies that significantly improve data‑center energy efficiency, reduce carbon emissions, and demonstrate strong promotion value across major enterprises.

AI optimizationAnt GroupGreen computing

0 likes · 4 min read

Ant Group’s Green Computing Technology Recognized for Energy Efficiency and Carbon Reduction

AntTech

Dec 12, 2023 · Fundamentals

Overview of the “Green Computing Technology White Paper”

The white paper released at the ODCC winter plenary outlines the definition, development stages, key technologies, application scenarios, challenges, and policy recommendations for green computing in China, emphasizing its role in sustainable digital transformation and low‑carbon economic growth.

Green computingdigital transformationenergy efficiency

0 likes · 5 min read

Overview of the “Green Computing Technology White Paper”

Architects' Tech Alliance

Nov 22, 2023 · Fundamentals

Understanding ARM vs. x86 Processors, RISC vs. CISC, and Their Energy Trade‑offs

The article explains the fundamental differences between ARM and x86 CPUs, compares RISC and CISC instruction set philosophies, discusses how each architecture balances transistor count, performance, power consumption and cost, and highlights why ARM dominates low‑power devices while x86 remains prevalent in high‑performance computers.

ARMCISCCPU architecture

0 likes · 9 min read

Understanding ARM vs. x86 Processors, RISC vs. CISC, and Their Energy Trade‑offs

AntTech

Sep 18, 2023 · Artificial Intelligence

Green Computing in the Era of Large Models: Highlights from the 2023 Inclusion·Bund Conference

The 2023 Inclusion·Bund Conference examined the rapid growth of large‑model AI, the resulting GPU shortage, and presented multi‑sector strategies—including policy guidance, ESG standards, AI‑driven optimization, and collaborative standards—to achieve sustainable, energy‑efficient computing across the entire ecosystem.

Data centersGreen computingSustainability

0 likes · 7 min read

Green Computing in the Era of Large Models: Highlights from the 2023 Inclusion·Bund Conference

AntTech

Sep 8, 2023 · Cloud Computing

Green Computing in the Cloud Era: Highlights from the 2023 Inclusion·Bund Conference

The 2023 Inclusion·Bund Conference examined the surge in large‑model demand, GPU scarcity, and the resulting energy challenges, presenting policy initiatives, industry collaborations, and AI‑driven techniques aimed at building an end‑to‑end green computing ecosystem across the cloud and data‑center stack.

Data centersGreen computingai

0 likes · 7 min read

Green Computing in the Cloud Era: Highlights from the 2023 Inclusion·Bund Conference

Architects' Tech Alliance

Jul 30, 2023 · Fundamentals

2022 Computing Strengthening Action Product Catalog (2023): Evaluation of Server Hardware for Energy Efficiency and Performance

The 2022 Computing Strengthening Action product catalog presents a comprehensive evaluation of seven server models, detailing their energy‑saving technologies, performance under CPU, memory and storage loads, and classifying them as excellent, recommended, or outstanding products to guide data‑center hardware selection.

computing powerdata centerenergy efficiency

0 likes · 9 min read

2022 Computing Strengthening Action Product Catalog (2023): Evaluation of Server Hardware for Energy Efficiency and Performance

Bilibili Tech

Apr 25, 2023 · Operations

Liquid Cooling Solutions for Data Center Energy Efficiency: Bilibili's Practice

Bilibili’s next‑generation data center replaces traditional air‑cooling with a hybrid liquid‑cooling system—combining water‑cooled chillers, indirect evaporative cooling, magnetic‑levitation pumps and cold‑plate modules—to raise inlet temperatures, cut fan power, achieve PUE below 1.15, and demonstrate greener, cost‑effective operation while shaping industry standards.

InfrastructurePUEcooling technology

0 likes · 12 min read

Liquid Cooling Solutions for Data Center Energy Efficiency: Bilibili's Practice

Model Perspective

Feb 24, 2023 · Fundamentals

Modeling How External Factors Affect Air‑Conditioned Room Temperature with MATLAB/Simulink

Using a lumped-parameter approach, researchers built a dynamic mathematical model of an office air‑conditioned space and simulated it in MATLAB/Simulink, revealing how solar radiation, occupant count, and supply airflow rate each impact indoor temperature and can guide energy‑efficient HVAC control.

HVAC modelingMATLAB Simulinkenergy efficiency

0 likes · 10 min read

Modeling How External Factors Affect Air‑Conditioned Room Temperature with MATLAB/Simulink

OPPO Kernel Craftsman

Feb 3, 2023 · Fundamentals

Analysis of Armv9 Microarchitectures: A710, A715, and A510

The article examines Armv9’s A710, A715, and A510 cores, detailing their microarchitectural tweaks—branch predictor expansion, dispatch width changes, SVE2 support, and 64‑bit‑only design—while highlighting modest performance and energy gains, code‑compatibility shifts, and evolving core‑count configurations in modern Snapdragon and MediaTek SoCs.

ARMArmv9CPU architecture

0 likes · 21 min read

Analysis of Armv9 Microarchitectures: A710, A715, and A510

AntTech

Jan 13, 2023 · Fundamentals

Green Computing: Accelerating Low‑Carbon Digital Transformation and Talent Development in China

The article examines China's push for green computing as a strategic response to rapid technological change, high energy consumption, and carbon‑neutral goals, highlighting industry challenges, the need for efficient hardware and software solutions, and the role of competitions and talent cultivation in fostering sustainable digital transformation.

Green computingTalent Developmentdigital transformation

0 likes · 7 min read

Green Computing: Accelerating Low‑Carbon Digital Transformation and Talent Development in China

Tencent Architect

Dec 9, 2022 · Operations

TencentOS Data Center Resource and Energy Management Technologies

This article presents a comprehensive overview of TencentOS’s evolution and its data‑center resource and energy management techniques, covering the OS’s mission for economic and green operation, resource utilization metrics (UTE, QOS, ROI), current management technologies, energy‑aware scheduling, performance results, and future development directions.

Operating SystemQoSResource Management

0 likes · 17 min read

TencentOS Data Center Resource and Energy Management Technologies

Bilibili Tech

Sep 6, 2022 · Operations

Bilibili's Green Data Center Initiatives and the Custom R2‑AZ2 Project Overview

Bilibili’s SYS team is advancing green data‑center technology by aligning with national energy‑efficiency mandates, co‑authoring cold‑plate liquid‑cooling standards, and piloting the custom R2‑AZ2 Innovation Room Phase‑1, which combines indirect evaporative and magnetic‑levitation hybrid cooling to achieve PUEs as low as 1.13 while testing AI‑driven O&M tools for future large‑scale, low‑carbon deployment.

BilibiliData Center OperationsInfrastructure

0 likes · 9 min read

Bilibili's Green Data Center Initiatives and the Custom R2‑AZ2 Project Overview

Bilibili Tech

Apr 29, 2022 · Cloud Computing

B站R2-AZ2定制化数据中心：预制化模块与智能节能技术实践

Bilibili's R2-AZ2 custom data center uses prefabricated modular containers and advanced liquid cooling, AI monitoring, and other green technologies to deliver 35 MW capacity with PUE under 1.2, supporting China's carbon‑peak/neutrality goals while enabling rapid, scalable deployment.

Green computingPUE optimizationbilateral carbon neutrality

0 likes · 11 min read

Alibaba Cloud Infrastructure

Apr 27, 2022 · Operations

Understanding Liquid Cooling Technologies for Data Centers

The article explains how liquid cooling—including immersion, cold‑plate, and hybrid air‑liquid solutions—offers higher heat‑transfer efficiency and lower PUE compared to traditional air cooling, addressing energy‑saving goals, regional regulations, and water‑scarcity challenges in modern data centers.

PUEair coolingcold plate

0 likes · 9 min read

Understanding Liquid Cooling Technologies for Data Centers

Architects' Tech Alliance

Mar 30, 2022 · Operations

Data Center Power Consumption Calculation and UPS & Cooling Sizing Guide

This guide explains how to calculate data‑center floor area, size UPS units and cooling systems, estimate total power demand, and implement effective electricity monitoring to improve energy efficiency in large‑scale computer rooms.

UPS sizingcooling loaddata center

0 likes · 7 min read

Data Center Power Consumption Calculation and UPS & Cooling Sizing Guide

Laravel Tech Community

Feb 22, 2022 · Cloud Computing

China Launches the “East Data West Computing” Initiative with National Compute Hubs and Data Center Clusters

The Chinese government has officially launched the “East Data West Computing” program, establishing national compute‑hub nodes across multiple regions, building ten data‑center clusters, and outlining energy‑efficiency standards to shift massive computing workloads from the east to the resource‑rich west while supporting AI and digital transformation.

China PolicyCompute InfrastructureData centers

0 likes · 7 min read

China Launches the “East Data West Computing” Initiative with National Compute Hubs and Data Center Clusters

Alibaba Cloud Infrastructure

Dec 17, 2021 · Cloud Computing

Alibaba Cloud’s Self‑Developed Green Data Center Technologies Featured in the 2021 National Telecom Energy‑Saving Product Directory

Alibaba Cloud’s 10 kV AC‑input DC UPS system and high‑elasticity cooling technology were officially listed in the Ministry of Industry and Information Technology’s 2021 National Telecom Energy‑Saving Product Catalog, highlighting significant efficiency gains and supporting China’s green data‑center initiatives.

Alibaba Cloudcloud computingcooling technology

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Alibaba Cloud’s Self‑Developed Green Data Center Technologies Featured in the 2021 National Telecom Energy‑Saving Product Directory

OPPO Kernel Craftsman

Aug 6, 2021 · Operations

Intelligent Power Allocation (IPA) Governor: Architecture, PID Control, and Power Allocation in the Linux Kernel

The Intelligent Power Allocation (IPA) governor, introduced in Linux kernel 4.2, uses a PID‑based closed‑loop controller and a dynamic power allocator to distribute sustainable power among CPU, GPU and other IP cores, maximizing performance while respecting temperature limits, but requires careful PID tuning and device‑tree configuration.

Linux kernelPID controllerSOC

0 likes · 9 min read

Intelligent Power Allocation (IPA) Governor: Architecture, PID Control, and Power Allocation in the Linux Kernel