Core i7-1255U
Celeron B840
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| General information | Core i7-1255U | Celeron B840 |
|---|---|---|
| Launched | Q1 2022 | Q4 2011 |
| Used in | Mobile | Mobile |
| Factory | Intel | Intel |
| Socket | FCBGA1744 | PGA988B |
| Clock | 1.7 GHz 10.5 % | 1.9 GHz 0 % |
| Cores | 10 0 % | 2 80 % |
| Threads | 12 0 % | 2 83.3 % |
| Thermal Design Power (TDP) | 15 W 57.1 % | 35 W 0 % |
| Performance | Core i7-1255U | Celeron B840 |
| Overall Score | 54597 0 % | 28462 47.9 % |
| Future Proof | 86 % 0 % | 27 % 68.6 % |
| Benchmark Score | 8886 0 % | 656 92.6 % |
| Single Thread Score | 3293 0 % | 921.7 72 % |
| Encrypting Data | 9520.4 MB/s 0 % | 1502.9 MB/s 84.2 % |
| Compressing Data | 147.2 MB/s 0 % | 18.7 MB/s 87.3 % |
| String objects sorting | 17323.3 thousand/s 0 % | 2608.8 thousand/s 84.9 % |
| Prime numbers generation | 43.4 millions/s 0 % | 9 millions/s 79.3 % |
| Mathemathic operations (integer) | 51114.9 millions/s 0 % | 4198.9 millions/s 91.8 % |
| Mathemathic operations (float) | 33714.5 millions/s 0 % | 2157.2 millions/s 93.6 % |
Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i7-1255U, Celeron B840.
| Average frames per second | Core i7-1255U | Celeron B840 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 116.8 FPS | 39.8 FPS |
| High settings | 187.0 FPS | 63.7 FPS |
| Medium settings | 233.7 FPS | 79.6 FPS |
| Low settings | 292.1 FPS | 99.5 FPS |
| Difference | 0 % | 65.9 % |
Comparison of FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) in game 1920 × 1080 (FHD (1080p)) for Grand Theft Auto V.
| Grand Theft Auto V | Core i7-1255U | Celeron B840 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 146.7 FPS | 100.4 FPS |
| High settings | 234.7 FPS | 160.7 FPS |
| Medium settings | 293.3 FPS | 200.9 FPS |
| Low settings | 366.7 FPS | 251.1 FPS |
| Difference | 0 % | 31.5 % |
