In order for you to play Assassin's Creed Syndicate on Windows with minimal graphics settings, your computer must meet the following requirements
Operating System:
Windows 10 (64-bit versions only)
Processor (CPU):
Intel Core i5 2400s @ 2.5 GHz / AMD FX 6350 @ 3.9 GHz
Memory (RAM):
6 GB RAM
Graphics Card:
NVIDIA GeForce GTX 660 / AMD Radeon R9 270 (2GB VRAM with Shader Model 5.0)
Sound Card:
DirectX Compatible Sound Card with latest drivers
In order to play Assassin's Creed Syndicate on Windows with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Windows 10 (64-bit versions only)
Processor (CPU):
Intel Core i7 3770 @ 3.5 GHz / AMD FX 8350 @ 4.0 GHz
Memory (RAM):
8 GB RAM
Graphics Card:
NVIDIA GeForce GTX 760 (4GB) or the newer GTX 970 (4GB) / AMD Radeon R9 280X (3GB of VRAM) or better
Sound Card:
DirectX Compatible Sound Card with latest drivers