ESP32-chip-dat
| Feature | ESP32-S3-dat | ESP32-C3-dat |
|---|---|---|
| CPU | Dual-core Xtensa LX7, up to 240MHz | Single-core RISC-V, up to 160MHz |
| AI Acceleration | Yes (vector instructions for AI) | No |
| RAM | Up to 512KB SRAM | 400KB SRAM |
| Flash | External (SPI/Quad SPI/Octal SPI) | External (SPI/Quad SPI) |
| Wireless | Wi-Fi 4 (802.11 b/g/n), Bluetooth 5 (LE) | Wi-Fi 4 (802.11 b/g/n), Bluetooth 5 (LE) |
| GPIO | Up to 44 | Up to 22 |
| USB | USB OTG (Full Speed) | USB Serial/JTAG |
| Security | Secure Boot, Flash Encryption, H/W Cryptography | Secure Boot, Flash Encryption, H/W Cryptography |
| Ultra Low Power | Yes | Yes |
Most ESP32 chips are dual-core. Here’s a summary:
| Chip Series | Cores | Core Type | Pin Count |
|---|---|---|---|
| ESP32 | Dual | Tensilica Xtensa LX6 | |
| ESP32-S2 | Single | Tensilica Xtensa LX7 | |
| ESP32-S3 | Dual | Tensilica Xtensa LX7 | 57 |
| ESP32-C3 | Single | RISC-V | |
| ESP32-C6 | Single | RISC-V | |
| ESP32-C5 | Single | RISC-V | |
| ESP32-H2 | Single | RISC-V | |
| ESP32-P4 | Dual | RISC-V |
Dual-core ESP32 chips:
- ESP32 (original)
- ESP32-S3
- ESP32-P4
Single-core ESP32 chips:
- ESP32-S2
- ESP32-C3
- ESP32-C6
- ESP32-C5
- ESP32-H2