System requirements Serious Sam HD: The First Encounter

OS: Windows XP w/SP1 or newer \t\t\t\t\t\t
Processor: Intel Pentium 4 3+ Ghz or AMD Athlon64 3500+ \t\t\t\t\t\t
Memory: 1 GB \t\t\t\t\t\t
Graphics: nVidia GeForce 7600, ATI Radeon X1600 (Shader Model 3.0 Highly Recommended) \t\t\t\t\t\t
DirectX®: DirectX 9.0c August 2009 Edition or newer \t\t\t\t\t

Serious Sam HD: The First Encounter is a visually upgraded and fully Steam supported remake version of the original high-adrenaline single-play and 16-player co-operative arcade-action FPS which was Gamespot's Game of the Year 2001 and which scored overall of 87% on Metacritic!