| Revenue Breakdown by Geometry | |||||||||||
| Geometry | 4Q18 | 3Q18 | 2Q18 | 1Q18 | 4Q17 | ||||||
| 14nm and below | 1% | 5% | 3% | 2% | 2% | ||||||
| 14nm<x<=28nm | 10% | 13% | 15% | 12% | 15% | ||||||
| 28nm<x<=40nm | 23% | 22% | 26% | 30% | 28% | ||||||
| 40nm<x<=65nm | 13% | 12% | 12% | 13% | 12% | ||||||
| 65nm<x<=90nm | 11% | 10% | 7% | 6% | 5% | ||||||
| 90nm<x<=0.13um | 13% | 11% | 11% | 11% | 12% | ||||||
| 0.13um<x<=0.18um | 15% | 14% | 13% | 13% | 13% | ||||||
| 0.18um<x<=0.35um | 11% | 10% | 10% | 10% | 10% | ||||||
| 0.5um and above | 3% | 3% | 3% | 3% | 3% | ||||||
UMC Reports Fourth Quarter 2018 Results
 |  | More IC News
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Business from 14nm fell to 1% revenue, while 28nm contribution declined
to 10%.
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