1. Windows：
Windows是Microsoft Incorporation提供的一组各种专有图形操作系统。它也被称为Microsoft Windows 。它目前包括Windows NT和Windows IoT作为其家族的成员。早期包括不再使用的Windows 9x，Windows Mobile和Windows Phone。它是个人计算机中使用最多的操作系统。 Microsoft于1985年发布了Windows的第一个版本。用于个人计算机的Windows的最新版本是Windows 10。
2. AIX：
AIX是IBM提供的一系列专有操作系统。 AIX代表Advanced Interactive eXecutive。最初，它是为IBM RT PC RISC工作站设计的，后来又用于各种硬件平台，例如IBM RS / 6000系列，基于PowerPC的系统，System-370大型机，PS-2个人计算机和Apple Network Server。它是五个具有The Open Group的UNIX 03标准认证的商业操作系统之一。 AIX的第一个版本于1986年发布。AIX的最新稳定版本是7.2。
Windows和AIX之间的区别：
| WINDOWS | AIX |
|---|---|
| It was developed and is owned by Microsoft Incorporation. | It was developed and is owned by IBM. |
| It was launched in 1985. | It was launched in 1986. |
| Current stable version is Windows 10. | Current stable version is 7.2. |
| It is for workstation, personal computers, media center, tablets and embedded systems. | Its target system type is Server, NAS and workstation. |
| Computer architectures supported by Windows are IA-32, x86-64, IA-64, ARM, Alpha, MIPS and PowerPC. | Computer architectures supported are POWER, PowerPC-AS, PowerPC and Power ISA. |
| Kernel type is Hybrid with modules here. | Kernel type is Monolithic with modules. |
| Package management is MSI or custom installer. | Package management is installp and RPM. |
| The native APIs are Win32 and NT API. | The native APIs are SysV/POSIX. |
| Preferred license is Proprietary and Source available. | Preferred license is Proprietary. |
| Update management is Windows Update. | Update management is Service Update Management Assistant (SUMA). |
| It has default GUI on. | It does not have default GUI on. |
| File systems supported are NTFS, FAT, ISO 9660, UDF, HFS+, FATX and HFS. | File systems supported are JFS, JFS2, ISO 9660, UDF, NFS, SMBFS and GPFS. |