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The performance is completely substandard, and the energy density of the Tesla 4680 battery is 13% lower than that of the 2170 battery
IT Home reported on May 14th that although Tesla CEO Elon Musk has been advocating for the benefits that 4680 batteries can bring, the 4680 batteries produced at this stage seem far from meeting theoretical performance indicators.@TroyTesla calculated based on the results of the Tesla Model Y endurance test released by the EPA, and found that the energy density of the 4680 battery used in a small portion of the standard endurance Model Y models in the United States is 13% lower than the 2170 battery commonly used by Tesla worldwide, with only 229Wh/kg (Texas produced 4680 batteries have a nominal capacity of 244Wh/kg, while the theoretical capacity can reach over 300Wh/kg)...
Mobile Internet 2023-05-14 10:23:21 -
Is' gambling 'right? Huawei and Ningde Times have joined forces, with foreign media reporting that the United States has become a backdrop for China
As is well known, in the 5G field, Chinese enterprises have already achieved leadership. That's why companies such as Huawei and ZTE have been sanctioned by the US to prevent Chinese companies from leading the development of 5G...
Intelligent devices 2023-05-13 10:26:15 -
Pan Jianwei: 255 photon computing prototypes have been implemented and the first mid to high orbit quantum satellite is being developed
In 2020, the quantum computing prototype "Nine Chapters" with 76 photons solved a specific problem of Gaussian Persian sampling at a speed of 100000 times that of the fastest classical supercomputer at the time. Recently, Pan Jianwei's team has implemented a prototype machine for calculating the amount of 933 photons with 255 photons, which has a problem-solving ability that is 1000 trillion times faster than classic supercomputers...
Intelligent devices 2023-05-13 10:19:21 -
Xiaomi 13 Ultra Mobile Push MIUI14 Development Edition Update
On May 13th, IT Home reported that Xiaomi 13 Ultra has released a MIUI development version with version numbers V14.0...
Mobile Internet 2023-05-13 09:34:26 -
Numbering and lettering Bitcoin, this "ancient" blockchain network is stuck in congestion moments
Interface News Reporter | Si LinweiCompared to Ethereum, Bitcoin, with its vision of "digital gold", has been relatively calm in terms of blockchain technology updates in recent years. However, the Bitcoin community has recently ushered in the hottest moment of technology discussion in recent years...
Blockchain 2023-05-12 19:01:29 -
Intel CEO Kissinger Releases an Open Letter: Strengthening Commitment to Responsible AI
Reported by NetEase Technology on May 12thRecently, Intel released the "2022-2023 Corporate Social Responsibility Report", while Intel CEO Pat Kissinger released an open letter.Kissinger stated in an open letter that the significance of technology for humanity has been fully verified...
Intelligent devices 2023-05-12 16:50:33 -
Detailed Explanation of SQL Statement Left JOIN Splicing Table
catalogue1. Grammar2...
Database Operation Tutorial 2023-05-12 12:13:34 -
SQLServer Index Fragmentation Query and Processing of Tables
1.2...
Database Operation Tutorial 2023-05-12 12:12:48 -
sql server The issue of not being able to fully utilize the number of logical cores in the CPU in 2016
Recently, I encountered a problem in my work where sqlserver2016 cannot fully utilize the CPU core. Through analysis tools, I can see that;There are a total of 72 CPU cores, but SQL Only 40 cores can be used, and many people have encountered this problem...
Database Operation Tutorial 2023-05-12 12:12:37 -
Using SQL; Server partition table function improves database read/write performance
Generally speaking, the first bottleneck point in a system is likely to be the database. For example, our production system has a high concurrency...
Database Operation Tutorial 2023-05-12 12:12:34 -
How to Convert Horizontal and Vertical Tables in SQL
catalogue1 Overview of Horizontal Tables2 Overview of the vertical table3 The code for converting a vertical table to a horizontal table is as follows and the view is displayed4 The code for converting horizontal table to vertical table is as follows and the view is displayed5 Advantages and disadvantages of horizontal and vertical tables6 Summary1 Overview of Horizontal TablesHorizontal table is a common way to create tables. For example, the table structure is primary key, field 1, field 2, and field 3…...
Database Operation Tutorial 2023-05-12 12:12:25 -
SQL Server judges whether there is summary for database, table, column, view, stored procedure and function
catalogue1 Introduction Overview2 Database related judgments2.1...
Database Operation Tutorial 2023-05-12 12:11:57