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1. Before buying a laptop, you must first do a demand analysis and understand what you are buying. What is the main use of a laptop? What are the requirements for the weight of the laptop? Does it need to be thin and light enough to carry frequently, or should it be taken out occasionally, or just placed at home as a replacement for a desktop computer.
2. DELL's notebooks can be divided into several major product lines: Inspiron series: mainly aimed at general performance processing requirements for home use. It is the largest sales volume and the most basic product line.
3. There is a formula that can be calculated, that is, data bandwidth = (bus frequency × data bit width) 8. The maximum bandwidth of data transmission depends on the width and transmission frequency of all data transmitted simultaneously. Multiplier coefficient: The multiplier coefficient refers to the relative proportional relationship between the CPU main frequency and the external frequency.
4. XPS is a high-performance gaming laptop and desktop model. The default three-year global warranty (on-site service on the next working day), and one year for some models.
1. Check the computer configuration by entering the "dxdiag" command in the run; the specific steps are as follows: enter "dxdiag" in the run. If a DirectX Diagnostic Tool dialog box pops up, prompting us if we want to check, click OK.
2. Screen resolution: If you want to see clearer images and videos, choosing a higher-resolution screen is a good choice. If you only need your computer for day-to-day use, 1080p resolution will usually suffice. If you are a gaming or multimedia design user, it is recommended to choose a higher resolution screen.
3. First, look at the appearance. Whether the appearance is meticulously crafted and whether the interface layout is reasonable. Secondly, look at the configuration: the current mainstream configuration is CPU Pentium T4200 or above, memory above 2G, hard disk 250G, independent graphics card 512M memory.
4. Nowadays, there are many systems for laptop computers, but the way of viewing the configuration of each system is also different. The system I used is windows7 for demonstration.
5. To view these configurations, you can bring your own USB flash drive and download Master Lu’s computer configuration viewing software from the USB flash drive for comparison. besides. : 1: Let’s talk about the main frequency of the CPU first. Of course, the higher the better. Talking about the core, for the same reason, try to choose dual-core, triple-core or quad-core.
6. To view the computer configuration in system properties, right-click on the start menu of the win10 system, click the "Control Panel" option, then click "System" in "System Security", and then you will see the overall configuration of the computer. . As shown below.
When buying a laptop, you mainly look at the performance parameters of the CPU, graphics card, motherboard, memory, hard drive and other hardware. Of course, the most important thing is to consider your usage and usage. When preparing the budget, try to make targeted choices within the scope of the budget to avoid wasting performance.
CPU: All operations of the computer are controlled by the CPU. The performance indicators of the CPU directly determine the performance indicators of the microcomputer system. Display screen: The LCD display is the most expensive component of a laptop computer. The mainstream screen size is 11 inches, and there are also 12-inch, 13-inch and 15-inch screens.
CPU type and its size. Normally, what you also want to see is the number of cores. Generally, there are dual-core, quad-core, and octa-core. So when purchasing, first look at the type of CPU and the main frequency. memory and capacity. For laptops, you should also look at its memory and capacity.
CPU selection The first thing to look at for a CPU is its positioning. The Core series is now high, medium and low i9-i7-i5-i3, and other series are not recommended now. The second is to look at the suffix, usually U, M, HQ.
Right-click "My Computer", select the "Properties" item, and the memory size will be displayed in the "General" column. Checking the size of the hard drive There is a very "raw" method to find out the size of the hard drive.
Look at the material. Generally good computers are usually made of metal, just like the Apple MacBook series. Check the number of compatible operating systems. Good computers can generally be equipped with dual systems, such as the MacBook series. Look at the number of sockets.
1. Look at the processor. Generally good computers are equipped with i5 processors, and there are also i7 processors. Look at the memory. Generally, a computer that runs fast should have a high memory capacity. At least 4G can guarantee that it will not crash or freeze when running large software. Look at the graphics card.
2. The first thing to consider when choosing a CPU is its positioning. The Core series is currently i9-i7-i5-i3, high, medium and low. Other series are not recommended at the moment. The second is to look at the suffix, usually U, M, HQ.
3. It mainly depends on the configuration of the four components of the computer: CPU (Central Processing Unit): All operations of the computer are controlled by the CPU. The performance indicators of the CPU directly determine the performance indicators of the system. Graphics card: There are independent graphics cards and integrated graphics cards. This is directly related to the response speed of running large program software.
4. When buying a laptop, you should mainly look at the CPU configuration: The CPU is the central processing unit of the computer and the brain of the computer. It determines the running speed and processing power of the computer. Generally speaking, the higher the CPU, the better the computer’s performance. The higher the running speed and processing power.
5. The following is a detailed introduction on how to look at the configuration when buying a computer and what to look for when buying a laptop. I hope it can help everyone.
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