https://xelta.ai/models/image_generation/stable-image-fast-upscale-workflow
Tested 2026-09-15 16:47:58 using Chrome 150.0.7871.46 (runtime settings)
| Metric | Run 1 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|
| Google Web Vitals | |||||
| Time to First Byte | 213 ms | 213 ms | 213 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 588 ms | 588 ms | 588 ms | 0 ms | 0.00 % |
| Total Blocking Time | 240 ms | 240 ms | 240 ms | 0 ms | 0.00 % |
| Cumulative Layout Shift | 0.407 | 0.407 | 0.407 | 0 | 0.00 % |
| Timing metrics | |||||
| First Paint | 588 ms | 588 ms | 588 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 588 ms | 588 ms | 588 ms | 0 ms | 0.00 % |
| Load Event End | 639 ms | 639 ms | 639 ms | 0 ms | 0.00 % |
| Server Response Time | 95 ms | 95 ms | 95 ms | 0 ms | 0.00 % |
| TTFB | 213 ms | 213 ms | 213 ms | 0 ms | 0.00 % |
| Page Load Time | 639 ms | 639 ms | 639 ms | 0 ms | 0.00 % |
| First Visual Change | 567 ms | 567 ms | 567 ms | 0 ms | 0.00 % |
| Last Visual Change | 5.867 s | 5.867 s | 5.867 s | 0 ms | 0.00 % |
| Speed Index | 2.150 s | 2.150 s | 2.150 s | 0 ms | 0.00 % |
| Visual Readiness | 5.300 s | 5.300 s | 5.300 s | 0 ms | 0.00 % |
| Visual Complete 95 | 4.900 s | 4.900 s | 4.900 s | 0 ms | 0.00 % |
| Visual Complete 99 | 5.867 s | 5.867 s | 5.867 s | 0 ms | 0.00 % |
| CPU metrics | |||||
| Total Blocking Time | 240 ms | 240 ms | 240 ms | 0 ms | 0.00 % |
| Max Potential FID | 139 ms | 139 ms | 139 ms | 0 ms | 0.00 % |
| Number of Long Tasks | 8 | 8 | 8 | 0 | 0.00 % |
| Total Duration of Long Tasks | 665 ms | 665 ms | 665 ms | 0 ms | 0.00 % |
| Browser metrics | |||||
| CPU benchmark score | 49 ms | 49 ms | 49 ms | 0 ms | 0.00 % |
| Page metrics | |||||
| Cumulative Layout Shift | 0.407 | 0.407 | 0.407 | 0 | 0.00 % |
| DOM elements | 2079 | 2079 | 2079 | 0 | 0.00 % |
| Document height | 3543 | 3543 | 3543 | 0 | 0.00 % |
| Total Requests | 136 | 136 | 136 | 0 | 0.00 % |
| HTML Requests | 1 | 1 | 1 | 0 | 0.00 % |
| JavaScript Requests | 55 | 55 | 55 | 0 | 0.00 % |
| CSS Requests | 2 | 2 | 2 | 0 | 0.00 % |
| Font Requests | 11 | 11 | 11 | 0 | 0.00 % |
| HTTP Errors | 503: 1 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 5.7 MB | 5.7 MB | 5.7 MB | 0 b | 0.00 % |
| HTML Transfer Size | 29.4 KB | 29.4 KB | 29.4 KB | 0 b | 0.00 % |
| JavaScript Transfer Size | 1.3 MB | 1.3 MB | 1.3 MB | 0 b | 0.00 % |
| CSS Transfer Size | 91.8 KB | 91.8 KB | 91.8 KB | 0 b | 0.00 % |
| Font Transfer Size | 315.7 KB | 315.7 KB | 315.7 KB | 0 b | 0.00 % |
| Favicon Transfer Size | 9.6 KB | 9.6 KB | 9.6 KB | 0 b | 0.00 % |
| JSON Transfer Size | 22.1 KB | 22.1 KB | 22.1 KB | 0 b | 0.00 % |
| Other Transfer Size | 4.9 KB | 4.9 KB | 4.9 KB | 0 b | 0.00 % |
| Plain Transfer Size | 1.4 KB | 1.4 KB | 1.4 KB | 0 b | 0.00 % |
| Total Content Size | 9.4 MB | 9.4 MB | 9.4 MB | 0 b | 0.00 % |
| HTML Content Size | 213.1 KB | 213.1 KB | 213.1 KB | 0 b | 0.00 % |
| JavaScript Content Size | 4.3 MB | 4.3 MB | 4.3 MB | 0 b | 0.00 % |
| CSS Content Size | 676.2 KB | 676.2 KB | 676.2 KB | 0 b | 0.00 % |
| Image Content Size | 3.9 MB | 3.9 MB | 3.9 MB | 0 b | 0.00 % |
| Font Content Size | 304.1 KB | 304.1 KB | 304.1 KB | 0 b | 0.00 % |
| Favicon Content Size | 8.3 KB | 8.3 KB | 8.3 KB | 0 b | 0.00 % |
| JSON Content Size | 25.1 KB | 25.1 KB | 25.1 KB | 0 b | 0.00 % |
| Other Content Size | 1.3 KB | 1.3 KB | 1.3 KB | 0 b | 0.00 % |
| Plain Content Size | 2 B | 2 B | 2 B | 0 b | 0.00 % |
| Third Party metrics | |||||
| Third Party Transfer Size | 597.4 KB | 597.4 KB | 597.4 KB | 0 b | 0.00 % |
| Third Party Requests | 15 | 15 | 15 | 0 | 0.00 % |
| First Party metrics | |||||
| First Party Requests | 121 | 121 | 121 | 0 | 0.00 % |
| First Party Total Transfer Size | 5.1 MB | 5.1 MB | 5.1 MB | 0 b | 0.00 % |
| First Party Total Content Size | 7.5 MB | 7.5 MB | 7.5 MB | 0 b | 0.00 % |
