1. What we call a 64-bit CPU architecture refers to the 64-bit memory expansion technology, which is an extension of the 32CPU architecture and is compatible with the original architecture. It increases the bit width between CPU and memory by increasing the operation
With the Win7 system becoming the mainstream of the current PC system, many users are already ready to replace their personal computers or corporate computer systems with the Win7 system. Win7 's old users may be more aware that the Win7 system will have x86, 32-bit (32bit) systems and x64 64-bit (64bit) systems. See a lot of users here may be confused, to change
Next, I try to give the most detailed answer in the simplest words: the "five differences" between the two ". At the same time, it focuses on the Microsoft Windows 64-bit (x64) operating system. What are the biggest advantages and disadvantages of the 32-bit (x86) operating system? First, the original design is different. The
Question: How are you sure the machine will run a 64-bit kernel?
Answer: Running the 64-bit kernel requires 64-bit hardware. For AIX 5.2, all IBM eserver pseries 64-
Recently, I want to compatible my program with a 64-bit system. I thought it was a big project. However, after reading the relevant information, I found this is not difficult. Because the General 32-bit program can run in a 64-bit System (of course, the general situation), t
Windows 7 has 32-bit versions and 64-bit versions, but must 64 be faster than 32-bit?
First of all, I believe that the choice of 64-bit Windows 7 users in a large proportion of the sto
Many of my friends may not know what is the difference between a 32-bit Windows 7 system and a 64-bit system. I will introduce it to you in detail.
The 64-bit Windows 7 system is selected because the memory size is larger than or equal to 4 GB. In 32-
Distinguishing one: the ability to process dataThe CPU of a 32-bit computer can handle up to 32 bits of data at a time, such as its EAX register is 32 bits, and of course 32-bit computers can usually handle 16-bit and 8-bit data. 64 processing data for the computer at one ti
Click to open linkIn 32-bit, 64-bit systems, the only change is the length of the pointer; The 32-bit system is 4 bytes, 64 bits is 8 bytes. This refers to the bit width of the register, which is the so-called three-position .
x86 is the standard abbreviation for Intel processor-based systems. X has nothing to do with the processor, it is a simple wildcard definition for all *86 systems, a serial number of Intel general-purpose computers, and a common set of computer instructions, since early Intel's CPU numbers are numbered as 8086,80286, Because this entire series of CPUs are instruction-compatible, so use X86 to identify the set of instructions used today Pentium, P2,P4, Celeron series are supporting the X86 comman
First, the original design is different. The 64-bit operating system was designed to meet customer requirements for mechanical design and analysis, three-dimensional animation, video editing and authoring, and the need for large amounts of memory and floating-point performance in areas such as scientific computing and high-performance computing applications.
Second, the configuration requiremen
Http://blog.csdn.net/zhongzhiwei/article/details/8678885
1) What is the difference between a 64-bit system and a 32-bit system?
1. 64-bit CPU has greater addressing capability and supports up to 16 GB memory, while 32-bit only sup
64-bit Advantage: 64-bit applications can directly access 4EB of memory and file size up to 4 EB (2 of 63 power); Access to large databases. This article describes the 64-bit under C language Development program considerations.1.3
In short, a 32-bit program can only access a part of the Registry Information on a 64-bit system. To fully access the information, a simple method is to use a 64-bit program. The following is a transfer article:
[Original address: http://blog.sina.com.cn/s/blog_592fe54701008
Labels: I/o OS use data on application window design and installation
Difference 1: the original design intention is different. The 64-bit operating system is designed to meet the requirements of mechanical design and analysis, 3D animation, video editing and creation, as well as customer requirements that require a large amount of memory and floating point performance in scientific computing and high-per
https://msdn.microsoft.com/en-us/library/dd941355 (office.14). aspx
Building MAPI applications on 32-bit and 64-bit platforms Office Other versions
Last Modified: April 12, 2011
applies To: Office 2010 | Outlook 2010 | Visual Studio
This is the topic describes the actions that are MAPI developers should take to change and rebuild 32-
64-bit Advantage: 64-bit applications can directly access 4EB of memory and file size up to 4 EB (2 of 63 power); Access to large databases. This article describes the 64-bit under C language Development program considerations.1.3
How can apps on iOS be compatible with 32-bit and 64-bit systems?
When Apple launched the iPhone 5S, the 64-bit application came to the fore. At that time, I saw Apple's official materials announcing that the iOS7.x SDK supports 64
1. Data Types, especially int-related types, have different lengths on the platform of machines with different digits. The c99 standard does not specify the length of a specific data type, but only specifies the level. For comparison:
16-bit Platform
Char, 1 byte, 8 bits
Short 2-byte 16-bit
Int, 2 bytes, 16 bits
Long 4-byte 32-bit
Pointer 2 bytes
32
What are 64-bit and 32-bit Internet ExplorerIf you experience problems when you use the 64-bit version of Internet Explorer, try using the 32-bit version of Internet Explorer to view the same Web site. If the problem occurs in the
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