Undertone X265 • Updated & Safe

| If you need... | Use Undertone | |----------------|---------------| | Maximum quality per megabyte | ✅ Yes | | Grain & texture preservation | ✅ Yes | | Fast encoding | ❌ No | | Official support & updates | ❌ No | | Broad hardware compatibility | ⚠️ Partial (disable grain synthesis) |

| Metric | Undertone x265 (Slow preset) | Stock x265 (Slow preset) | |--------|-------------------------------|----------------------------| | | 0.8–1.2 fps (1080p) | 1.5–2.5 fps (1080p) | | Compression efficiency | ~15–25% better at same SSIM | Baseline | | Grain retention | Excellent (near-transparent) | Moderate (grain smoothing) | | Memory usage | High (1.5–2.5GB for 4K) | Moderate (0.8–1.5GB) | | Multi-threading | Good up to 16 cores | Excellent up to 64+ cores | undertone x265