Insert 1 MB for fifteen additional minutes

What is the maximum amount of memory supported in Windows 7 Professional x64?

A) 4 GB

B) 16 GB

C) 64 GB

D) 192 GB

E) Just keep pushing the memory chips through the air vents until it fills up

The answer: D) 192 GB

The 64-bit version of Windows 7 Professional supports a whopping 192 GB of RAM! This is a significant difference over the 32-bit version of Windows 7 Professional, which only supports 4 GB of RAM.

Want to know more? Watch “An Overview of Windows 7.”

The number of installed Windows 7 systems has grown into the hundreds of millions, making Windows 7 one of the most successful operating systems ever. In this video, you’ll learn about the different editions and installation requirements for Windows 7.