PC requirements

Sleeping Dogs: Definitive Edition System Requirements

Sleeping Dogs: Definitive Edition needs at least Core 2 Duo 2.4GHz or Athlon X2 2.7GHz, 4 GB RAM and DirectX 10 or 11 compatible card, ATI Radeon 3870 or higher, NVIDIA GeForce 8800 GT or higher with 512MB graphics memory, Intel HD Graphics 2500 or higher graphics. For the recommended experience you want Core i5-2300, Phenom II X4 940 or better, 8 GB RAM and DirectX 10 or 11 compatible card, ATI Radeon 7750, NVIDIA GeForce GTX 560 or higher with 1GB graphics memory, Intel HD Graphics 4000 or higher graphics.

Verified Sources: Steam store listing
Sleeping Dogs: Definitive Edition minimum and recommended PC specifications
Component Minimum Recommended
Operating system Windows Vista 64bit, Window 7 64bit, Windows 8 64bit (32bit O/S not supported) Windows Vista 64bit, Window 7 64bit, Windows 8 64bit (32bit O/S not supported)
Processor Core 2 Duo 2.4GHz or Athlon X2 2.7GHz Core i5-2300, Phenom II X4 940 or better
Memory 4 GB RAM 8 GB RAM
Graphics DirectX 10 or 11 compatible card, ATI Radeon 3870 or higher, NVIDIA GeForce 8800 GT or higher with 512MB graphics memory, Intel HD Graphics 2500 or higher DirectX 10 or 11 compatible card, ATI Radeon 7750, NVIDIA GeForce GTX 560 or higher with 1GB graphics memory, Intel HD Graphics 4000 or higher
DirectX Version 10 Version 11
Storage 20 GB available space 20 GB available space
Additional notes DirectX compatible sound card DirectX compatible sound card
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Other platforms

Sleeping Dogs: Definitive Edition is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Sleeping Dogs: Definitive Edition on PC

Can my PC run Sleeping Dogs: Definitive Edition?
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 Sleeping Dogs: Definitive Edition need?
20 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.