Board Technical Specifications Comparison
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Optimus Embedded Systems Prime vs. Espressif ESP32-S2-Saola
Prime |
ESP32-S2-Saola |
|
| Manufacturer | Optimus Embedded Systems | Espressif |
| Price | $ 125.0 | $ 8.0 |
| SoC | Rockchip RK3399 | Espressif ESP32-S2 (WROVER or WROOM) |
| CPU |
2× ARM Cortex-A72 @ 2.0 Ghz 4× ARM Cortex-A53 @ 1.5 Ghz |
1× Tensilica Xtensa LX7 (RISC) @ 240 Mhz |
| GPU | Mali-T860 MP4 | - |
| RAM | 4.0 GiB DDR4 | 2.0 MiB |
| eMMC | 1 × soldered | 1 × soldered |
| USB |
2 × host ports 1 of which support USB-OTG |
1 of which support USB-OTG |
| Ethernet |
1× 1 Gbps wake on lan supported
|
|
| Wi-Fi |
On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n/ac |
On-board Wi-Fi without external antenna 2.4Ghz b/g/n |
| Bluetooth | onboard | - |
| Modem | onboard | - |
| Camera | up to 3 x inputs | up to 1 x inputs |
| Audio |
1 × outputs 1 × line-in 1 × mic-in 1 × I2S |
- |
| GPIO | 40 | 43 |
| PWM | - | 8 |
| ADC | - | 2 |
| I2C | 2 | 2 |
| SPI | 2 | 4 |
| UART | 1 | 2 |
| Pin header |
HAT (Raspberry Pi) |
- |
| Dimensions | 65 mm x 85 mm x 2 mm | 54 mm x 28 mm |
| Temperature | -40.0°C - 85.0°C | - |
| Software |
Linux: True Android: Android Windows: Embedded ARM |
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