Upgraded processor BCM2711, quad-core Cortex-A72 (ARM v8) 64-bit SoC, more powerful performance
Faster eMMC Flash storage, up to 100 MBytes/s data rate, which is four times faster than the CM3+
Adopts B to B connectors, more stable than the Goldfinger edge connector of previous generations
Onboard new Giga-bit Ethernet PHY supporting IEEE1588, suitable for network applications
Onboard new PCIe Gen 2 x1 interface, allows connecting more useful modules