What has changed:<p>- Wifi Built-in<p><pre><code>    - IEEE 802.11b&#x2F;g&#x2F;n support
    - A maximum transmit and receive rate of 150 Mbps
    - Supports both 20 MHz and 40 MHz channels
    - Supports Infrastructure mode, Wi-Fi Direct and soft-AP mode
    - Supports WPA, WPA2 (802.11i), AES&#x2F;TKIP, IEEE 802.1X and WAPI
    - A maximum transmission power 15 dbm
    - Operating Frequency 2.4 MHz – 2.497 MHz
</code></pre>
- Bluetooth Built-in<p>- New System on chip (BCM2837 reported to be 1.5x speed of previous gen)<p>- Chip is now 64bit ARMv8 QUAD Core 64bit processor<p>- MicroSD Card swapped out. Not more annoying spring ejection system that breaks.<p>- Position of status LEDs has changed (there is a chip antenna where they used to be).<p>- New power switching for 2.5Amp power supply.<p>What is the same:<p>- Same USB&#x2F;Ethernet controller<p>- Same form factor<p>- Same GPIO<p>Source (with images): <a href="http:&#x2F;&#x2F;raspberry.piaustralia.com.au&#x2F;raspberry-pi-3-model-b-changes&#x2F;" rel="nofollow">http:&#x2F;&#x2F;raspberry.piaustralia.com.au&#x2F;raspberry-pi-3-model-b-c...</a>