PC requirements

To Be or Not to Be System Requirements

To Be or Not to Be needs at least 2 GHz dual core, 2 GB RAM and Hardware Accelerated Graphics with dedicated memory graphics. For the recommended experience you want 4 GB RAM and Hardware Accelerated Graphics with 1GB memory graphics.

Verified Sources: Steam store listing
To Be or Not to Be minimum and recommended PC specifications
Component Minimum Recommended
Operating system Windows XP SP3 Windows 7/8
Processor 2 GHz dual core —
Memory 2 GB RAM 4 GB RAM
Graphics Hardware Accelerated Graphics with dedicated memory Hardware Accelerated Graphics with 1GB memory
Storage 1 GB available space 1 GB available space
Not sure how your PC compares? Use the Can I Run It checker — pick your CPU and GPU and it tells you which column you land in.

Other platforms

To Be or Not to Be is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running To Be or Not to Be on PC

Can my PC run To Be or Not to Be?
Compare your CPU, GPU and RAM against the minimum column below. If your parts match or beat every minimum row, the game will launch — though you may need to lower settings. Matching the recommended column is what gets you 60fps at 1080p.
How much storage does To Be or Not to Be need?
1 GB available space
What is the difference between minimum and recommended specs?
Minimum means the game starts and is playable, usually at 30fps on low settings at 1080p. Recommended is the developer's target for a smooth 60fps experience at high settings.