It can use more RAM than Windows 7, mainly due to the flat UI and since Windows 10 uses more resources and privacy (spying) features, which can make the OS run slow on computers with less than 8GB RAM.

Does Windows 10 take up more space than Windows 7?

Even if you blow away all Windows Update files, system restore points, and cache files, a patched Windows 7 install uses around 10GB more disk space than an unpatched install. … Windows 10 saved both systems 5 or 6GB compared to a base install and 15 or 16GB compared to a fully patched install.

Does Windows 10 consume more RAM?

Alright, this has nothing to do with upgrade reservation, but I had no other topic to pick since it was the only one. On 7, the OS used about 20-30% of my RAM. … However, when I was testing out 10, I noticed that it used 50-60% of my RAM.