Official specs from Steam

Hitman system requirements

Minimum and recommended PC specs as listed by the developer on Steam. Native macOS version available. Native Linux build available.

Minimum

OS *OS 64-bit Windows 7
ProcessorIntel CPU Core i5-2500K 3.3GHz / AMD CPU Phenom II X4 940
Memory8 GB RAM
GraphicsNVIDIA GeForce GTX 660 / Radeon HD 7870
DirectXVersion 11
Storage50 GB available space

Recommended

OS *OS 64-bit Windows 7 / 64-bit Windows 8 (8.1) or Windows 10
ProcessorIntel CPU Core i7 3770 3,4 GHz / AMD CPU AMD FX-8350 4 GHz
Memory8 GB RAM
GraphicsNvidia GPU GeForce GTX 770 / AMD GPU Radeon R9 290
DirectXVersion 11
Storage50 GB available space

macOS minimum

OSmacOS 10.14
Processor2.0Ghz Intel Core i5
Memory8 GB RAM
Graphics2GB AMD R9 M290, 2GB Nvidia 680MX (requires macOS 10.13.4 or later), 1.5GB Intel Iris Graphics 540 (requires macOS 10.13.4 or later)
Storage81 GB available space
Additional NotesThe game is supported on the following Macs. To check your Mac model and when it was released, select About This Mac from the Apple menu on your menu bar. * All 13" MacBook Pros released since 2016
Note* All 15" MacBook Pros released since Late 2016
Note* All 21.5" iMacs released since Late 2017
Note* All 27" iMacs released since Late 2013 with a 2GB Graphics card or better (1)
Note* All 15" MacBook Pros released since 2016
Note* All Mac Pros released since Late 2013
Note1. Late 2012 models with a 2GB Nvidia 680MX graphics cards are also supported.
Note* All 15" MacBook Pros with an AMD graphics card released in 2015

FAQ

What graphics card do I need for Hitman?

Minimum: NVIDIA GeForce GTX 660 / Radeon HD 7870. Recommended: Nvidia GPU GeForce GTX 770 / AMD GPU Radeon R9 290.

How much RAM does Hitman need?

Hitman needs 8 GB RAM at minimum, 8 GB RAM recommended.

How big is Hitman?

Hitman requires 50 GB available space.

Does Hitman run on Mac or Steam Deck/Linux?

Yes, there is a native macOS version. A native Linux build is available.