This is a gray area. Microsoft's EULA forbids modifying and redistributing the Windows operating system. However, if you own a legitimate Windows 10 license key (digital license or retail key), you are technically using their code.

| Metric | Stock Windows 10 | MPB BlastX Extra Quality | | :--- | :--- | :--- | | | 2.8 GB | 780 MB | | Background processes | 142 | 48 | | Boot to Desktop time | 28 seconds | 12 seconds | | Shutdown time | 12 seconds | 4 seconds | | Cinebench R15 Score | 412 cb | 423 cb (minimal gain) | | CS2 FPS (1080p Low) | 88 fps avg | 105 fps avg | | DPC Latency (LatencyMon) | 450 µs | 98 µs | | Storage occupied | 32 GB | 6.4 GB |