PC requirements

Torchlight System Requirements

Torchlight needs at least x86-compatible 800MHz processor, 512MB of RAM and DirectX-compatible 3D graphics with at least 64MB of addressable memory (such as an ATI Radeon 7200, NVIDIA GeForce 2, or Intel GMA 950) graphics.

Verified Sources: Steam store listing
Torchlight minimum and recommended PC specifications
Component Minimum
Operating system Windows XP or later
Processor x86-compatible 800MHz processor
Memory 512MB
Graphics DirectX-compatible 3D graphics with at least 64MB of addressable memory (such as an ATI Radeon 7200, NVIDIA GeForce 2, or Intel GMA 950)
Storage 400MB
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

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

Quick answers

Running Torchlight on PC

Can my PC run Torchlight?
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 Torchlight need?
400MB