Understanding how data compression changes the storage metrics helps setting the right expectations before downloading the package: Metric / Version Original Retail/Steam Version Highly Compressed Repack Version ~7.33 GB to 7.83 GB 800 MB to 1.70 GB Final Disk Installation ~8.00 GB required 8.00 GB required (Fully extracted) Installation Time 2 to 5 minutes (depending on drive) 10 to 30 minutes (Heavy CPU decompression) Audio/Video Assets Full Quality Lossless Variable (Sometimes downsampled or ripped) ⚙️ Prototype 1 PC System Requirements