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The most critical thing for computers to install memory is the compatibility of old and new memory, that is, the same brand, the same specifications, the same frequency of different batches of memory will also be wrong not to identify or incompatible problems, the main performance is a black screen, a blue screen after starting the system and can not identify the memory at the same time, etc., the solution can only be through the method of boot test after installing the computer, if the above phenomenon does not appear, the compatibility is very good and can be used with confidence, so it is recommended to take the computer to the computer city to find a business that mainly makes memory modules to upgrade the memory, so that problems can be easily solved.
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Usually the motherboard has 4 slots, 1-3 and 2-4 are 2 pairs, and the memory of the same capacity and main frequency and voltage can be plugged in pairs to open the dual-channel mode, but the two different ones may have conflicts, plug in the two next to each other, if it doesn't work, it will be a different voltage, and the second-hand market will find the same plug in. If there is a problem with memory compatibility, there is basically no other way but to change the memory.
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Because your system is 64-bit.
So when you plug in 2G of RAM alone, the system runs in a way that emulates 32 bits. When 4G is plugged in alone, the system runs in 64-bit mode. One 2G and one 4G, the system doesn't know how to operate.
It can be 2+2, it can be 4+4, or even 4+8. Only not 2+4
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Under normal circumstances, when buying a memory module or installing it, you must look at the built-in memory parameters, but you can't sell it indiscriminately, otherwise you may not be able to turn on the phone.
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It may be due to the different frequencies.
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Are the two memory frequencies the same?
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Dear, hello, I am happy to answer for you: The reasons why the computer cannot turn on after replacing the memory module are as follows: 1. It may be that the memory module is faulty, and the solution:
It is recommended to unplug the memory module and turn it on, if it can be turned on, it is a memory module problem. 2. Or the computer can't recognize this memory module, just replace it with another brand of memory module. 3. Caused by poor contact between the memory and the socket of the motherboard, the treatment method is to pull out the memory after opening the chassis, wipe the gold finger and memory slot of the memory with alcohol and a clean paper towel, and check whether the memory slot is damaged
A memory module is a part of a computer that can be addressed by the CPU and can be read and written. Memory modules used to be an extension of the main memory in the history of personal computers. With the continuous update of computer software and hardware technology, memory modules have become the whole of read and write memory.
When we talk about the size of a computer's memory (RAM), we refer to the total capacity of the memory module. I hope mine can help you, if you are satisfied with my service, please give a thumbs up, I wish you all the best!
It's going to be a lot faster.,Because your original memory is only 128.,You can only install a win98 one.,Add an antivirus software and there's no extra memory available.,There's no way to use it at all.。 It's best to add to 256 or even 512. >>>More
A reinstall should solve the problem!
Mixed plugging is possible, as long as the parameters of the two memories are about the same, in fact, as long as it is not dual-channel, the parameters of DDR memory are similar, generally put the latest maximum capacity in bank0, and then bank1, that is, your 512MDDR400 is placed in bank0 slot (the one closest to the CPU), and 256DDR333 is placed in bank1. Of course, if you mix and plug in, the DDR400 will automatically drop to 333 to run, but the increase in capacity can make up for the lack of speed, and the speed is almost unfelt, if you are running large software, large memory will definitely prevail. You can tell by the speed at which you open a word file. >>>More
The speed of adding memory will be felt.
Memory is an indispensable component of a computer (PC, MCU). Unlike dispensable external memory, memory is a component that reads and writes on a bus; Memory is more than just a data warehouse. In addition to a small number of indispensable programs in the operating system to reside in memory, the programs we usually use, such as Windows, Linux and other system software, including typing software, game software, etc., although a large amount of data including programs are placed on external memory devices such as tapes, disks, optical discs, mobile disks, etc., but any data in external memory can only be really used when transferred into memory. >>>More