GPU，太耗电了

Core Insights - Data centers are facing power supply constraints that will impact their growth and the growth of IT services provided [2][8] - The data center physical infrastructure (DCPI) market is expected to grow significantly, driven by investments from hyperscale data center operators and colocation service providers to meet AI workload demands [2][6] - North America leads in growth with a 23% year-over-year increase, and data center power consumption in the U.S. is projected to rise from 4.4% of total electricity in 2023 to between 6.7% and 12% by 2028 [3][6] Group 1: Market Growth and Trends - The DCPI market is projected to grow by 17% year-over-year in Q1 2025, marking the fourth consecutive quarter of double-digit growth [2] - Liquid cooling technology adoption has surged, with revenue doubling, and high-density power racks nearing 600 kW [2][6] - By 2029, global data center capital expenditures are expected to exceed $1 trillion, with a compound annual growth rate of 21% [6] Group 2: Power Consumption and Infrastructure - Data centers currently consume about 3% of global electricity, which could double by 2030, leading to significant power generation and supply challenges [8] - The total electricity consumption of data centers in the U.S. rose from 58 TWh in 2014 to 176 TWh in 2023, with projections of 325 TWh to 580 TWh by 2028 [3][8] - The average rack power density is around 15 kW, but AI workloads require between 60 kW and 120 kW per rack [6][20] Group 3: Environmental Considerations - Data center operators are increasingly focused on reducing carbon emissions and improving sustainability through renewable energy sources [18][21] - The shift from water cooling to air cooling can reduce water usage and electricity consumption, although liquid cooling may be necessary for high-heat GPU servers [18] - The entire power supply chain, from resource extraction to grid infrastructure, requires significant investment and modernization to meet future demands [21]