SoC – Intel Atom x5-Z8300 “Cherry Trail” quad core processor @ 1.44 GHz (Burst frequency: 1.84 GHz) with Intel Gen8 HD graphics @ 500 MHz
    System Memory –  1 GB DDR3L-1600
    Storage – 16 or 32 GB eMMC + micro SD slot
    Video Output / Display – HDMI, DSI connector
    Audio I/O – HDMI
    Connectivity – Gigabit Ethernet
    USB – 4x USB 2.0 host ports, 1x USB 2.0 pin header, 1x micro USB 3.0 port (under the board)
    Camera – CSI connector for 4MP camera
    Expansion – 40-pin Raspberry Pi compatible header with GPIOs, I2C, SPI, UART. etc…
    Misc – Power button, RTC
    Power Supply – 5V via power barrel
    Dimensions – 85.60 x 56.50 mm
    Temperature Range – Operating: 0 to 60 C
    Certifications – FCC, CE, RoHS

Fr :
http://www.minimachines.net/actu/up-une-carte-de-developpement-sous-intel-atom-x5-cherche-financement-34471

www.cnx-software.com/2015/11/30/up-board-gets-2gb-ram-and-32gb-storage-option-linux-port-in-progress/