The number D33025 found on Intel motherboards is a regulatory marking rather than a model number. It indicates compliance with specific industry standards and is shared by many different board models from the late 2000s.
Because this marking is not unique, your motherboard's exact specifications will depend on its true model name (e.g., DG41RQ, DG35EC, or D410PT), which is typically printed in larger white text on the board's surface or near the RAM slots. Common Intel Boards marked "D33025"
While your specific board may vary, many motherboards with this marking fall into the LGA 775 socket era (Core 2 Duo/Quad). Below are the specifications for the most common model associated with this marking, the Intel DG41RQ: Feature Specification (Example: DG41RQ) Form Factor Micro-ATX (mATX) CPU Socket LGA 775 (Supports Core 2 Quad / Core 2 Duo) Chipset Intel G41 Express Memory 2x DDR2 SDRAM slots (Up to 8GB, 667/800 MHz) Graphics Integrated Intel GMA X4500 Expansion 1x PCIe x16, 2x PCI Storage 4x SATA (3.0 Gb/s), 1x IDE/PATA Audio/LAN Realtek 5.1 Channel Audio / Gigabit Ethernet Why is your motherboard "Hot"?
If your board is overheating or failing to boot (POST), it is likely due to aging components:
Dried Thermal Paste: The "high-low" beep pattern often indicates a processor over-temperature situation caused by dried-out thermal interface material (TIM).
Chipset Heat: Older Intel G-series chipsets (like the G41 or G35) run naturally hot and may require improved case airflow or a replacement of the chipset heatsink's thermal pad.
Capacitor Failure: Boards of this era are prone to "capacitor plague," where older electrolytic capacitors bulge or leak, causing system instability and excess heat.
To find your exact specifications, you can search for the AA number (e.g., E25124-xxx) printed on a small barcode sticker on the motherboard. MANUAL INTEL DESKTOP BOARD D33025 datasheets
It is important to clarify that D33025 is not actually a specific motherboard model number; it is a regulatory/industry marking found on many different Intel desktop boards. However, this marking is most frequently associated with the Intel Desktop Board DG41RQ.
Below are the technical specifications for the board commonly identified by this marking: Intel DG41RQ Motherboard Specifications Form Factor: Micro-ATX (244 x 244 mm).
Processor Socket: LGA 775, supporting Intel Core 2 Quad and Core 2 Duo processors. Chipset: Intel G41 Express Chipset. Memory Support: Two 240-pin DDR2 SDRAM DIMM slots. Supports 667 MHz or 800 MHz speeds. Maximum capacity of 8GB.
Integrated Graphics: Intel Graphics Media Accelerator X4500 (GMA X4500). Expansion Slots: 1x PCI Express x16. Audio & Networking: Realtek ALC662 5.1 channel audio codec. Realtek RTL8111D Gigabit Ethernet (10/100/1000 Mbits/sec). Peripheral Interfaces: 8x USB 2.0 ports (total back and front). 4x Serial ATA (SATA) interfaces.
Legacy support: 1x Parallel port, 1x Serial port, and PS/2 keyboard/mouse ports.
The identifier D33025 is actually a regulatory safety mark (UL number) found on several older Intel desktop and industrial boards, rather than a specific motherboard model number. Boards featuring this mark are typically older units supporting DDR2 memory and LGA775 or Socket 478 processors. Common Boards with the D33025 Mark
Since "D33025" covers multiple models, specifications vary. Below are the most common configurations found with this marking:
Intel D33025 Mini-ITX Industrial Motherboard ICH7 DDR2 SATA VGA LAN Go to product viewer dialog for this item. intel d33025 motherboard specifications hot
Often used in kiosks or CNC machines, featuring an integrated processor, ICH7 chipset, and DDR2 support.
Intel S875WP1-E D33025 i875P ATX Motherboard with 1GB Memory, Socket 478 | Socket P eBay - tc002 Go to product viewer dialog for this item.
An ATX workstation board using the i875P chipset and Socket 478, typically limited to 1GB or 2GB of RAM.
D975XBX2 - Intel Desktop Motherboard Socket LGA-775 1 x Processor Support $228.79$286 Orange Hardwares Go to product viewer dialog for this item.
A high-end "Bad Axe 2" enthusiast board for LGA775 CPUs with support for multiple PCIe slots. Troubleshooting "Hot" or Overheating Issues
If your board is running hot or failing to POST with thermal warning beeps (often a high-low siren sound), consider these steps from the Intel Community and Intel Support:
Replace Thermal Interface Material (TIM): On older boards, the thermal paste between the CPU and heatsink often dries out, leading to immediate overheating upon power-up.
Clean Dust Buildup: Ensure the processor's heatsink and all intake/exhaust vents are clear of lint or dust.
Check for "Bulging" Capacitors: Inspect the board for capacitors with domed tops or leaking fluid, a common failure in older hardware that causes instability and excess heat.
Reseat Memory: Thermal issues can sometimes be misdiagnosed; try booting with a single DIMM in the primary slot (Channel 0, Slot 1) to rule out memory-related POST failures. Availability and Parts
Replacement boards and related vintage components are available through specialized retailers: Go to product viewer dialog for this item.
Intel D33025 Mini-ITX Industrial Motherboard ICH7 DDR2 SATA VGA LAN
Based on common boards featuring this marking, here are the specifications for the most likely variants: Common "D33025" Board Variants
Intel S875WP1-E D33025 i875P ATX Motherboard with 1GB Memory, Socket 478 | Socket P eBay - tc002 Go to product viewer dialog for this item. Socket: Socket 478 (Pentium 4 era). Chipset: Intel i875P. Memory: Typically supports up to 4GB of DDR memory. Intel D410PT / D425KT (Mini-ITX)
Processor: Integrated Intel Atom processor (D410 or D425) with a dedicated cooling fan. Memory: Supports DDR2 RAM. The number D33025 found on Intel motherboards is
I/O: VGA output, Ethernet LAN, USB ports, and often includes older parallel/serial ports for industrial use. Intel Desktop Board Classic Series Motherboard ctspoint.com& more Go to product viewer dialog for this item. Socket: LGA 775.
Processor Support: Intel Core 2 Quad, Core 2 Duo, Pentium Dual-Core, and Celeron.
Memory: Dual-channel DDR2 800/667, max 4GB across two slots.
Intel BLKDH55HC Motherboard Intel H55 Express LGA 1156 (Socket H) ATX ctspoint.com& more Go to product viewer dialog for this item. Socket: LGA 1156.
Memory: Four DIMM sockets supporting up to 16GB of DDR3 RAM. Current Market Availability
If you are looking to replace or buy one of these legacy boards, they are primarily available through used electronics retailers or marketplaces: MANUAL INTEL DESKTOP BOARD D33025 datasheets
It is important to clarify that D33025 is not a specific motherboard model number, but rather a regulatory "company number" or "supplier code" found on many different Intel-manufactured boards from the mid-to-late 2000s. Because this number appears on several different products, 1. Intel Desktop Board DG33BU / DG33TL
These were popular MicroATX/ATX boards during the Core 2 Duo era.
Socket: LGA775 supporting Intel Core 2 Quad, Core 2 Duo, and Pentium processors. Chipset: Intel G33 Express.
Memory: 4 x 240-pin DDR2 DIMM slots; supports up to 8GB of DDR2 800/667 MHz RAM.
Graphics: Integrated Intel Graphics Media Accelerator (GMA) 3100. Expansion: 1 x PCIe x16, 2 x PCIe x1, and 1 x PCI slot. Storage: 4 SATA II ports (3.0 Gb/s) and 1 IDE connector. Intel S875WP1-E Go to product viewer dialog for this item. (Workstation Board) Often found in older industrial or server setups. Socket: Socket 478 (older Pentium 4 era). Chipset: Intel i875P. Memory: Supports up to 4GB of Dual-Channel DDR 400 memory. Form Factor: Standard ATX. Intel Industrial/CNC Dedicated Board (D975XBX2KR) Go to product viewer dialog for this item.
Specifically used in high-end workstations and CNC machines. Socket: LGA775. Memory: DDR2 RAM.
Specialty: Known for robust stability in industrial control environments. How to Identify Your Specific Board
Since the D33025 number is shared, the best way to find the exact manual and drivers for your specific unit is to look for a small white label on the board (often near the RAM slots or PCIe slots) that contains an AA Number (e.g., AA D820xx-xxx). You can then search for this AA number on the Intel Support Site to get precise documentation. Common Issues: Overheating and Beeps
If you are searching for these specs because your board is acting up: SATA Ports: 2 x SATA 3
Memory Upgrade for Intel D925XECV2 Motherboard - MemoryStock
The identifier D33025 is not an Intel motherboard model number; rather, it is a regulatory mark (marking compliance for the Australian Communications and Media Authority) found on a wide range of Intel desktop boards from the mid-to-late 2000s.
Because this number appears on many different boards, there is no single set of "D33025 specifications." To find your specific motherboard's details, you must locate the actual model name or AA number printed directly on the board. Common Intel Boards Bearing the D33025 Mark
Intel boards from this era typically featured the following core technologies, though your specific model's specs will vary:
Processor Support: Most boards with this mark support Intel Core 2 Duo, Core 2 Quad, or Pentium Dual-Core processors.
Chipsets: Common chipsets associated with this era include the G31, G33, G41, or P55 series.
Memory: Typically supports DDR2 or DDR3 RAM, often in dual-channel configurations with 2 to 4 slots.
Form Factors: Frequently found in microATX (uATX) or standard ATX sizes.
Expansion: Usually includes 1x PCIe x16 slot for graphics and 1-2 legacy PCI slots. How to Identify Your Specific Board
To get the correct "hot" specifications for your exact hardware, look for these physical identifiers on the motherboard:
Intel® Desktop Board DG41RQ Technical Product Specification
The D33025’s 945GC northbridge runs notoriously warm (up to 85°C die temp under load). In many embedded systems:
Result: Chassis internal ambient can reach 55–65°C, making external surfaces “hot to touch” (>50°C).
If you are running Linux, you can use msr-tools or phc-intel to undervolt the Atom N330. A -50mV to -75mV undervolt can reduce temps by 8°C without losing stability.
| Feature | Detail | |--------|--------| | Form Factor | Mini-ITX (17×17 cm) | | CPU | Soldered Intel Atom D330 (dual-core, 1.6 GHz, 64-bit) | | Chipset | Intel 945GC + ICH7 | | RAM | 2 x DDR2 DIMM slots, max 4 GB (often 2 GB realistic) | | Integrated GPU | Intel GMA 950 | | Expansion | 1 x PCI (32-bit), 1 x mini-PCIe (optional on some revisions) | | Storage | 2 x SATA 2.0 (3 Gbps), 1 x IDE (PATA) | | LAN | Realtek RTL8111C – Gigabit Ethernet | | Audio | Realtek ALC662 – 5.1 channel HD audio | | Rear I/O | VGA, 4 x USB 2.0, LAN, audio jacks, PS/2 (keyboard+mouse), COM port (RS232) | | Power | 24-pin ATX (or 20-pin compatible) | | TPM | Optional header |
| Parameter | Detail | |-----------|--------| | Form Factor | Mini-ITX (170mm × 170mm) | | Chipset | Intel® 945GC + ICH7 | | Processor Socket | LGA775 | | Supported CPUs | Intel Core 2 Duo (up to E6700), Pentium D, Pentium 4, Celeron D (FSB 533/800 MHz) | | Max TDP Supported | 65W (some versions 84W with airflow) | | Memory | 2 × DDR2 DIMM slots, dual-channel, up to 4GB (2GB per slot), DDR2-533/667 | | Integrated Graphics | Intel GMA 950 (DirectX 9) | | Expansion Slots | 1 × PCI (32-bit, 5V), 1 × Mini-PCIe (for Wi-Fi/mSATA) | | Storage | 2 × SATA 3Gb/s, 1 × Ultra ATA/100 (IDE) | | LAN | Realtek RTL8111C (10/100/1000 Mbps) | | Audio | Realtek ALC662 (5.1 channel HD Audio) | | Rear I/O | PS/2 (keyboard+mouse), VGA, 4×USB 2.0, RJ45, 3×audio jacks, serial (COM1) | | Internal I/O | 2×COM headers, 1×LPT, 4×USB 2.0 headers, GPIO header, S/PDIF out | | Power | 24-pin ATX + 4-pin 12V (standard ATX PSU) | | Operating Temp | 0°C to 60°C (industrial version up to 70°C with forced air) |