Based on the printed code "D33025," you have an Intel Desktop Board (specifically, this code appears on the classic Intel D945GNT and similar models from the Pentium 4/Pentium D era).
Because these boards are now legacy hardware, official support pages are often archived or difficult to navigate. This guide serves as your practical "Quick Start" manual, covering the specifications, jumpers, and setup needed to get this motherboard running. Intel D33025 Motherboard Manual
The most reliable source for out-of-print manuals is archive.org. Search for "Intel D33025 manual" to find scanned or archived PDFs. Ensure you download the PDF (Portable Document Format) file rather than web-crawled text. Based on the printed code "D33025," you have
If you do not have the manual yet, here are the verified specifications for the Intel D33025 motherboard. Cross-reference these with your physical board. Board-specific user manual, PCB layout, and schematics are
| Feature | Specification | | :--- | :--- | | Form Factor | Micro-ATX (9.60” x 8.20”) | | CPU Socket | Socket 478 (Intel Pentium 4, Celeron) | | FSB Speeds | 400 MHz & 533 MHz | | Chipset | Intel 845GE (Northbridge) + ICH4 (Southbridge) | | Memory | 2 x 184-pin DDR DIMM slots. Max 2GB (DDR-266/333). | | Integrated Graphics | Intel Extreme Graphics (up to 64MB shared video memory) | | Expansion Slots | 1 x AGP 4x, 3 x PCI (2.2 compliant), 1 x CNR (Communications and Networking Riser - rarely used) | | Storage | 2 x IDE (Ultra ATA-100) for up to 4 drives; 1 x FDD | | Audio | AC’97 (Analog Devices AD1981B codec) – Line-out, Line-in, Mic | | LAN | 10/100 Mb/s Ethernet (Realtek or Intel 82562ET) | | Back Panel I/O | 2 x PS/2 (Keyboard/Mouse), 1 x Parallel (LPT), 1 x Serial (COM1), 4 x USB 2.0, 1 x VGA, 1 x RJ-45 LAN, 3 x Audio jacks |