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The two models differ in speed of CPU and graphics, and size of memory and storage. The Intel® Joule™ 550x module has a CPU speed of 1.5GHz, graphics speed of 400MHz, 3GB of LPDDR4 RAM memory, and 8GB of eMMC Flash storage. The Intel® Joule™ 570x has a CPU speed of 1.7GHz with Turbo Boost up to 2.4GHz, graphics speed of 600MHz, 4GB of LPDDR4 RAM memory, and 16GB of eMMC Flash storage. Both models offer a 14nm Intel® Atom™ quad-core SOC, Intel® HD Graphics with 4K video capture and display, 802.11ac WiFi, Bluetooth 4.1, an Intel-designed power management IC, and numerous high-speed I/O options.