For reference, this is what Minecraft used to need, back around 2013[0]:

Minimum Requirements:

CPU : Intel P4/NetBurst Architecture or its AMD Equivalent (AMD K7)

RAM : 2GB

GPU : Intel GMA 950 or AMD Equivalent

HDD : At least 90MB for Game Core and Sound Files

Java Runtime Environment (JRE) 6 or up is required to be able to run the game.

Recommended Requirements:

CPU : Intel Pentium D or AMD Athlon 64 (K8) 2.6 GHz

RAM : 4GB

GPU : GeForce 6xxx or ATI Radeon 9xxx and up with OpenGL 2 Support (Excluding Integrated Chipsets)

HDD : 150MB

[0] https://web.archive.org/web/20130124012851/http://help.mojan...