Uploaded April 2024 | Updated September 2026, 2 weeks ago

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Here's the history of Windows Minimum RAM Requirements:

Windows 1.0 - 256 KB
Windows 2.0 - 512 KB
Windows 3.0 - 1 MB
Windows 3.1 - MB
Windows 95 - 4MB
Windows 98 - 16 MB
Windows 2000 - 64 MB
Windows ME - 32 MB
Windows XP - 64 MB
Windows Vista - 512 MB
Windows 7 - 1 GB
Windows 8 - 1GB
Windows 10 - 1 GB
Windows 11 - 4 GB

Here's the history of Windows Minimum RAM Requirements (64-bit)

Windows Vista 64-bit - 1GB
Windows 7 64-bit - 2GB
Windows 8 64-bit - 2GB
Windows 10 64-bit - 4GB

// Windows 11 was the first widely avaiable Microsoft OS that was only available in 64-bit. The minimum RAM requirement for Windows 11 is 4GB as mentioned above.