53 Model Name EC500-HD EC510/EC511- HD EC520/ EC521-HD EC531/EC532- HD EC532-DL Platform Desktop Workstation System Processor 4th Gen Intel® CoreTM Processor Intel® Xeon® Processor E3-1200 v3/ 4th Gen Intel® Core™ Processor Socket LGA 1150 Max. Speed 2.2~3.3 GHz TDP 35/45W Cache 2/3/4/6/8M Chipset Intel® H81 Chipset Intel® C226 Chipset BIOS AMI 64Mbit SPI Memory Technology Dual Channel DDR3 1333/1600MHz Max. Capacity 16GB Socket 2 SODIMM Graphics Connector 1 VGA 1 VGA, 1 DVI-I Storage 1x 2.5" SATA 3.0 Drive Bay 2x 2.5" SATA 3.0 Drive Bay Expansion PCIe, PCI - 1 PCI (EC510) 1 PCIe x16 (EC511) 2 PCI (EC520) 1 PCI + 1 PCIe x16 (EC521) 2 PCI + 1 PCIe x16 (EC531) 1 PCI + 2 PCIe x16 (EC532) 1 PCI + 2 PCIe x16 Mini PCIe 1 Mini PCIe SIM - - - - - Audio Audio Codec Realtek ALC886 Ethernet Controller 1 Intel® I210, 1 Intel® I217 1 Intel® I210, 1 Intel® I217, 3 Intel® 82574 1 Intel® I210, 1 Intel® I217 1 Intel® I210, 1 Intel® I217 1 Intel® I210, 1 Intel® I217 LED Indicators Status, HDD LED I/O Ethernet (GbE) 2 5 2 2 2 Serial 2 RS-232/422/485 4 RS-232 4 RS-232/422/485 2 RS-232 2 RS-232/422/485 4 RS-232 3 RS-232/422/485, 3 RS-232 USB 4 USB 2.0, 2 USB 3.0 2 USB 2.0, 2 USB 3.0 2 USB 2.0, 6 USB 3.0 Display 1 VGA 1 VGA, 1 DVI-I Audio - - - Mic-in, Line-in, Line-out DIO - 2 x 8-bit DIO - 8-bit DIO Buttons Power, Reset Button Power 9~36V DC-in OS Support Win XP (32-bit), Win7, WES 7, Win8, WE8S, Win10 Win7, WES7, Win8, WE8S, Win10 Mechanism Construction Aluminum + SGCC Mounting Wall Mount Dimensions 235 x 63.2 x 222mm (W x H x D) 235 x 102.5x 222mm (W x H x D) 235 x 102.5x 222mm (W x H x D) 235 x 153.8 x 222mm (W x H x D) Environment Operating Temp. 0o C~45o C Intel Xeon & 4th Gen Intel Core Processor-based Systems