It requires significantly less power than modern Creative Cloud versions, making it viable for older laptops.
Many users in emerging markets or students still run ancient Windows 7 (or even XP) laptops with 2GB of RAM. Modern Premiere Pro (2024/2025) requires Windows 10/11, a powerful GPU, and 16GB+ RAM. CS3, by contrast, could run on a Pentium 4. -app- Adobe Premiere Pro Cs3 Portable