Building on the success of the current Zero family, the Raspberry Pi Zero 2 is based W built around a system-in-package developed by Raspberry Pi that that is the BCM2710A1 chip with 512 MB used in the Raspberry Pi 3 R.A.M.
Technical details:
1GHz quad-core, 64-bit ARM Cortex-A53 CPU
VideoCore IV GPU
512MB LPDDR2 DRAM
802.11b/g/n wireless LAN
Bluetooth 4.2 / Bluetooth Low Energy (BLE)
MicroSD card slot
Mini HDMI and USB 2.0 OTG ports
Micro USB power
HAT compatible 40-pin header
Composite video and reset pins via solder test points