The game you're describing is "Far Cry Primal," part of the popular Far Cry series by Ubisoft. It's a unique entry in the series, set in the Stone Age and focusing on survival in a dangerous world filled with fierce wildlife and rival tribes. Players assume the role of Takkar, the last surviving member of a hunting group, and must navigate the challenges of the prehistoric environment to become the Apex Predator.

Key features of Far Cry Primal include:

• Stone Age Setting: Experience a rich and unpredictable world set in the Stone Age, filled with dangerous threats and incredible stories.

• Survival Gameplay: As Takkar, survive in a world where you are the prey, using your skills to craft weapons and fend off fierce predators.

• Fierce Wildlife and Environments: Encounter deadly creatures like sabretooth tigers and woolly mammoths in a savage open-world environment featuring diverse landscapes.

• Unique Language: The game's dialog audio is presented in a primitive language inspired by Proto-Indo-European, with English subtitles for players to follow the story.

For system requirements, Far Cry Primal has both minimum and recommended specifications for PC gaming. The game is designed for Windows 10 (64-bit versions only) and recommends higher-end hardware for optimal performance, including an Intel Core i7-2600K or AMD FX-8350 processor, 8 GB RAM, and a NVIDIA GeForce GTX 780 or AMD Radeon R9 280X graphics card.

Players also need a high-speed internet connection and a valid Uplay account for activation and access to online features.

Far Cry Primal offers an immersive and challenging experience set in a unique historical period, combining the open-world sandbox gameplay of the Far Cry series with a Stone Age setting and survival elements.