512 KB SRAM + 8 MB PSRAM

Espressif AIoT development kit with ESP32-S3, a 2.4″ 320×240 capacitive touchscreen, dual microphones, speaker, 16 MB Flash, 8 MB PSRAM, WiFi, BLE 5, and Pmod expansion.

Ultra-compact ESP32-S3 dev board by Unexpected Maker in the TinyPICO form factor — dual-core 240 MHz LX7, 8 MB Flash, 8 MB PSRAM, WiFi, BLE 5, 17 GPIO, LiPo charging at 35 × 17.8 mm.

Pro ESP32-S3 Feather-form-factor board by Unexpected Maker — dual-core 240 MHz LX7, 16 MB Flash, 8 MB PSRAM, WiFi, BLE 5, 21 GPIO, 2× STEMMA connectors, dual LDOs, LiPo charging.

Unexpected Maker's ultimate ESP32-S3 dev board — dual-core 240 MHz LX7, 16 MB Flash, 8 MB PSRAM, WiFi, BLE 5, 27 GPIO, 2× LDOs, castellated headers, STEMMA, LiPo charging, JTAG.

Arduino UNO-compatible Metro board with ESP32-S3 dual-core 240 MHz, 16 MB flash, 8 MB Octal PSRAM, WiFi, BLE 5, native USB-C, STEMMA QT, LiPoly charging, and JTAG debug header.

Espressif AIoT dev kit — ESP32-S3, 2.4″ 320×240 display, dual MEMS microphones, speaker, 16 MB Flash, 8 MB PSRAM, WiFi, BLE 5, Pmod expansion — the dock-free Lite sibling of the ESP32-S3 Box.