LGA 1155 Intel Xeon E3/ 2nd Generation Core ATX Server Board ASMB-781 with 1 PCIe x16 or 2 PCIe x8, Quad LANs PCIe x4 Four GbEs/4USB Features COM PCIe x1 COM/VGA Supports LGA 1155 Intel Xeon E3 and 2nd Generation Core i3 / Pentium KBMS1 processors DDR3 1066/1333 MHz ECC UDIMM up to 32GB LPT One Gen 2.0 PCIe x16 or two PCIe x8 slots PCI IPMI Quad LANs with teaming function PCIe x16 Rackmount optimized placement for thermal green design Intel LGA1155 Type A USB Socket TPM Module Socket Supports IPMI, Embedded software APIs and utilities USB 2.0 DDR3 1333 MHz Max 8GB Intel PCH C206 6 SATA Specifications Form Factor ATX form factor Socket Intel LGA 1155 Processor System CPU type Intel Xeon E3-1200/ 2nd Generation Core i3 and Pentium series Core Logic Chipset Intel C206 chipset Total slot 4 (Dual Channel) Max. capacity 32 GB Memory Memory type DDR3 ECC/Non-ECC 1600/1333 MHz UDIMM (240-pin) Memory size 1 GB, 2 GB, 4 GB, 8 GB Total PCI/PCI-X/PCIe slots 7 Slot location 1 PCI Slot location 2 PCI Slot location 3 PCIe x4 (Gen2 x4 link) Expansion Slots Slot location 4 PCI x16 slot (Gen2 x8 or x16 link) Slot location 5 PCI Slot location 6 PCI x16 slot (Gen2 x8 or x16 link) Slot location 7 PCI x1 slot (Gen2 x1 link) Controller AST2300/1300 Graphics VRAM DDR3 512 Mbit (64 MB) Intel C206: 4 SATA2 3 Gb/s ports, 2 SATA3 6Gb/s Intel Matrix Storage (for Windows only) SATA controller (Supports software RAID 0, 1, 10 & 5) Storage SAS controller - Interface 10/100/1000 Mbps Networking Controller GbE LAN1: Intel 82579LM GbE LAN2: Intel 82574L GbE LAN3/4: Intel 82580DB (Optional) Connector RJ-45 x 4 for G4 version Parallel connector 1 PSU connector 24-pin SSI power connector + 8-pin SSI 12V power connector USB connector 3 (supports 6 USB port), 2* Type-A Fan header 5 (4-pin) Onboard I/O Connectors SMBus 1 Chassis intruder 1 Front LAN LED 2 Serial port header 1 (RS-232) Audio Connector 1 (Realtek ALC 892 optional) External serial port 1 (RS-232), COM1 don t support wake on modem External USB port 4 Rear I/O Connectors VGA port 1 RJ-45 2 for G2 version, 4 for G4 version PS/2 KB/mouse 2 Output System reset Watchdog Timer Interval Programmable 1 ~ 255 sec Power On 3.3 V 5 V 12 V 12V 8P 5 Vsb -V12 Power Requirement 2.74 A 1.12 A 0.08 A 4.86 A 1.81 A 0.01 A Operating Non-operating 0 ~ 60 C (32 ~ 140 F) Environment Temperature -40 ~ 85 C (-40 ~ 185 F) Depends on CPU speed and cooler solution Humidity 0% ~ 90% 5% ~ 95% (Non-condensing) Physical Characteristics Dimensions 304.8 x 244 mm (12 x 9.6 ) Server-grade IPCs All product specifications are subject to change without notice. Last updated: 20-Nov-2018ASMB-781 Block Diagram DDR3 240 PIN CHA X8 1066/1333 ECC PCIe x16 Slot-6 LGA 1155 Intel Xeon E3 X2 X8 and 2nd Gen Core Series PCIe x16 Gen 2.0 DDR3 240 PIN CHB Processors X8 X8 1066/1333 ECC PCIe x16 Slot-4 switch X2 PCIe x8 Gen 2.0 DMI Intel 82580DB PCIe x4 Dual RJ45 GbE PHY PCIe x1 Lane0~3 Intel82579LM PCIe x4 Slot-3 PCIe x1 Lane4 RJ45 Gen 2.0 GbE PHY RJ45 PCIe x1 Lane6 PCIe x1 Lane-5 Intel 82574L PCIe x1 Slot-7 RMII Gen 2.0 Intel C206 PCH 13 USB port USB 2.0 (4*rear 6*onboard 2*type-A) 33MHz PCI PCI Slot-1.2.5 (1*AST2300) 600MB/s SATA 1 ~ 2 SPI BIOS S/W RAID 0, 1, 10, 5 64M-bit 300MB/s SATA 3~6 PCIE bus ASPEED VGA AST2300/1300 LPC bus LPC Conn. PS/2 KB, MS Super I/O NCT6776F CASE OPEN LPT 5 x FAN 2 x COM port Ordering Information Part Number Chipset Memory LAN IPMI Graphic ASMB-781G2-00A1E C206 DDR3 ECC UNB/Non-ECC UNB 2 - AST1300 ASMB-781G4-00A1E C206 DDR3 ECC UNB/Non-ECC UNB 4 Yes AST2300 Packing List Optional Accessories Part Number Description Quantity Part Number Description 1700002204 Dual port USB cable (27 cm) with bracket 2066078100 Driver CD x 1 1700008461 Four port USB cable (30.5 cm) with bracket 2006078110 Startup manual x 1 LGA 1151/1150/1155 CPU cooler for 2U/4U and 1700003194 SATA data cables x 2 1960052651N021 rackmount chassis (TDP up to 95W) 1700022749-11 SATA power cables x 2 1960049408N001 LGA 1151/1150/1155 1U CPU Cooler (TDP up to 95W) 1960052312T010 I/O shield x 1 19Z0000406T110 1U I/O shield 1700008809 Printer port cable kit (25 cm) 1700020294-01 Printer port cable kit (42 cm) I/O View 1701090401 COM port cable with bracket (40 cm) PCA-AUDIO-HDA1E HD Audio-card 968EMLSAP2 SUSIAccess Pro 3.0 PCA-TPM-00A1E TPM Module with Infineon TPM 1.2 solution Note: Purchasing ASMB-781 s proprietary CPU cooler from Advantech is a must. Other brands CPU coolers are NOT compatible with ASMB-781. ASMB-781G4-00A1E ASMB-781G2-00A1E Online Download www.advantech.com/products USB