The Raspberry Pi 4 B is 3x faster than its 3 B+ predecessor and offers 4x faster multimedia performance (comparable to the desktop performance of an entry-level x86-based PC). Features High-performance 64-bit quad-core processor Dual-display support at resolutions up to 4K via a pair of micro-HDMI ports Hardware video decode at up to 4Kp60 Up to 8 GB of RAM Dual-band 2.4/5 GHz wireless LAN Bluetooth 5.0 Gigabit Ethernet USB 3.0 PoE capability (via a separate PoE HAT add-on) Specifications SoC Broadcom BCM2711 CPU 64-bit ARM Cortex-A72 (4x 1.5 GHz) GPU Broadcom VideoCore VI RAM Up to 8 GB LPDDR4 Wireless LAN 2.4 GHz and 5 GHz IEEE 802.11b/g/n/ac wireless LAN Bluetooth Bluetooth 5.0, BLE Ethernet Gigabit Ethernet USB 2x USB-A 3.02x USB-A 2.0 GPIO Standard 40-pin GPIO header (fully backwards-compatible with previous boards) Video 2x micro-HDMI ports (up to 4Kp60 supported)2-lane MIPI DSI port (display)2-lane MIPI CSI port (camera) Audio 4-pole stereo audio and composite video port Multimedia H.265 (4Kp60 decode)H.264 (1080p60 decode, 1080p30 encode)OpenGL ES, 3.0 graphics SD card microSD (for operating system and storage) Power 5 V | 3 A (via USB-C)5 V | 3 A (via GPIO)Power over Ethernet (PoE) enabled – (requires separate PoE HAT) Raspberry Pi 4 B 1 GB RAM 2 GB RAM 8 GB RAM