The Raspberry Pi Zero is an super-ultra-low-cost, tiny-small-form-factor Raspberry Pi!
Specifications:
- 1GHz single-core BCM2835 (same as Pi 1) CPU but up-clocked to 1GHz, so 40% faster
- 512MB RAM
- Mini HDMI port
- Micro USB OTG port
- Micro USB power
- Composite video and reset headers
- CSI camera connector (v1.3 only)
- Unpopulated 40-pin GPIO connector (same pinout as A+/B+/2B)
- HAT-compatible 40-pin header