C3558D4U-2OP has more RAM (128 GB vs 1 GB); QUARTZ64 Zero Single Board Computer has a dedicated GPU.
| C3558D4U-2OP | QUARTZ64 Zero Single Board Computer | |
|---|---|---|
| Price | — | $19.99 |
| CPU | — | Arm Cortex A55 |
| RAM | 128 GB DDR4 | 1 GB LPDDR4 |
| Storage | 6.0 GB | 128 GB |
| Graphics | — | Arm Mali-G52 |
| Display | — | 4Kp60 10 bit Digital Video port |
| Operating system | — | — |
| Wi-Fi | — | 6 |
| Ports | — | 1×USB-A · RJ45 |
