Gateway Luxemburg Motherboard 4000983. This motherboard supports Intel Pentium 4 LGA775 processors, Intel Graphics Media Accelerator 900, PCI Express graphics, DDR2 533 MHz or 400 MHz memory, and Intel High Definition Audio.
Compatible Gateway Part Numbers: 2521779 2522166 2522167 2522168 2522169 2522170 2522171 2522172 2522173 2522174 2522175 2522176 2522177 2522178 2522179 2522180 4000983 WMEOEMD915GUXKG1
Gateway Desktop Computer Models: E-4300 E-4300A E-4300B

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Specifications:
| Form Factor | microATX Form Factor (9.60 × 9.60 inches [243.84 × 243.84 millimeters] |
| Processor | Support for an Intel® Pentium® 4 processor in an LGA775 socket with an 533 MHz or 800 MHz system bus |
| Memory | - Four DDR2 SDRAM Dual Inline Memory Module (DIMM) sockets
- Support for DDR2 533 MHz or DDR2 400 MHz DIMMs
- Support for up to 4 GB of system memory
|
| Chipset | Intel® 915G Chipset, consisting of: - Intel® 82915G Graphics Memory Controller Hub (GMCH)
- Intel® 82801FB I/O Controller Hub (ICH6)
- 4-Mbit Firmware Hub (FWH)
|
| Video | Intel® GMA900 onboard graphics subsystem |
| Audio | Intel® High Definition Audio subsystem using the Realtek ALC860 audio codec |
| I/O Control | Support for USB 2.0 devices |
| Peripheral Interfaces | - Eight USB ports
- One serial port
- One parallel port
- Four Serial ATA interfaces
- One Parallel ATA IDE interface with UDMA 33, ATA-66/100 support
- One diskette drive interface
- PS/2 keyboard and mouse ports
|
| LAN Support | 10/100/1000 Mbits/sec LAN subsystem using the Marvell® Yukon™ 88E8050 chip |
| BIOS | - Intel/AMI BIOS (resident in the 4 Mbit FWH)
- Support for Advanced Configuration and Power Interface (ACPI), Plug and Play, and SMBIOS
|
| Instantly Available PC Technology | - Support for PCI Local Bus Specification Revision 2.2
- Support for PCI Express Revision 1.0a
- Suspend to RAM support
- Wake on PCI, RS-232, front panel, PS/2 devices, and USB ports
|
| Expansion Capabilities | - Two PCI Conventional bus connectors
- One PCI Express x1 bus add-in card connector
- One PCI Express x16 bus add-in card connector
|
| Hardware Monitor Subsystem | - Hardware monitoring and fan control ASIC
- Voltage sense to detect out of range power supply voltages
- Thermal sense to detect out of range thermal values
- Three fan connectors
- Three fan sense inputs used to monitor fan activity
- Fan speed control
|

| A | Rear panel ports | L | PCI Express x16 connector |
| B | Processor core power connector | M | Front panel audio connector |
| C | Alternate power connector | N | PCI Express x1 connector |
| D | Rear fan connector | O | PCI conventional connectors |
| E | Processor socket | P | Front panel USB connectors |
| F | CPU fan connector | Q | SATA connectors |
| G | Memory slots | R | Intrusion switch connector |
| H | Main power connector | S | BIOS configuration jumper |
| I | Floppy disk drive connector | T | Front fan connector |
| J | Parallel ATA IDE connector | U | Front panel connector |
| K | Battery | |