PC requirements

Rocket Knight System Requirements

Rocket Knight needs at least 2.0 GHz or faster, 1 GB (2GB for Vista or Windows 7) of RAM and ATI X1900 or above, GeForce 6800 and above graphics. For the recommended experience you want 2.8GHz single core or equivalent, 2 GB RAM and GeForce 8800, ATI Radeon HD4850 or above graphics.

Verified Sources: Steam store listing
Rocket Knight minimum and recommended PC specifications
Component Minimum Recommended
Operating system Microsoft(r) Windows(r) XP SP2 / Vista / 7 Microsoft(r) Windows(r) XP SP2 / Vista / 7
Processor 2.0 GHz or faster 2.8GHz single core or equivalent
Memory 1 GB (2GB for Vista or Windows 7) 2 GB RAM
Graphics ATI X1900 or above, GeForce 6800 and above GeForce 8800, ATI Radeon HD4850 or above
Storage 800 MB 800 MB
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

Rocket Knight is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Rocket Knight on PC

Can my PC run Rocket Knight?
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 Rocket Knight need?
800 MB
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.