|  |  | AIMB-215D-S6B1E | AIMB-215L-S6B1E | AIMB-215N-S6B1E | AIMB-215U-S6B1E | 
        
            | Processor | CPU | J1900 | J1900 | N2930 | N2807 | 
        
            | Display | VGA | Up to 2560 x 1600 | Up to 2560 x 1600 | Up to 2560 x 1600 | Up to 2560 x 1600 | 
        
            | Multiple Display | Dual | Dual | Dual | Dual | 
        
            | Ethernet | Controller | GbE LAN1: Realtek RTL8111E, GbE LAN2: Realtek RTL8111E | GbE LAN1: Realtek RTL8111E | GbE LAN1: Realtek RTL8111E, GbE LAN2: Realtek RTL8111E | GbE LAN1: Realtek RTL8111E | 
        
            | Audio | CODEC | Realtek ALC892, High Definition Audio (HD) | Realtek ALC892, High Definition Audio (HD) | Realtek ALC892, High Definition Audio (HD) | Realtek ALC892, High Definition Audio (HD) | 
        
            | I/O | COM Port | (5 x RS232,1 x RS232/ 422/ 485) | 2 x RS232 | (5 x RS232,1 x RS232/ 422/ 485) | 2 (RS-232) | 
        
            | Display | LCD (TTL/LVDS/eDP) | LVDS: dual channel 24-bit up to 1920 x 1200 | 0 | LVDS: dual channel 24-bit up to 1920 x 1200 | 0 | 
        
            | DDI (HDMI/DVI/DisplayPort) | Display port 1.2 supports up to 2560 x 1600 | Display port 1.2 supports up to 2560 x 1600 | Display port 1.2 supports up to 2560 x 1600 | Display port 1.2 supports up to 2560 x 1600 | 
        
            | Expansion | Slots | 1 x PCIex1, 2 x MiniPCIe | 1 x PCIex1, 1 x MiniPCIe | 1 x PCIex1, 2 x MiniPCIe | 1 x PCIex1, 1 x MiniPCIe         |