Common CPU: Often paired with the or i5-6500 (though some listings suggest varied compatibility based on the specific board revision). Memory:
: Includes legacy Ultra ATA/100 (IDE) connectors and early-generation SATA ports.
In the BIOS log, he found one final message, timestamped from the day the board was first tested in 2016:
: Primarily engineered for Intel Pentium 4 and Celeron processors. hp d33d66 motherboard
Key features (per Marty):
💡 If you are troubleshooting this board, check for "capacitor plague"—a common issue for electronics of this era. Replacing bulging capacitors can often bring a "dead" D33D66 back to life.
: It features a solid thermal design and well-soldered components, reducing the risk of long-term failure. Pegatron H81 Series (e.g., H81-M1) Review Highlights : Often found in budget or older systems like the HP Omni 100/120 Common CPU: Often paired with the or i5-6500
) in dual-channel will significantly improve performance in Windows 10/11.
Understanding the limitations and capabilities of this board is crucial for upgrades. Specification 8th/9th Gen Intel Core i3/i5/i7, Pentium, Celeron (65W TDP) Chipset Intel B360 Memory Capacity Up to 32 GB (unbuffered) Memory Speed DDR4-2666 (PC4-21300) or DDR4-2400 Memory Slots 2 x 288-pin DIMM Sockets Expansion Slots 1 x PCIe x16, 2 x PCIe x1 Storage 2 x SATA 6 Gb/s, 1 x M.2 (Socket 3, M-key) Networking Integrated Gigabit Ethernet Video/Audio Integrated Intel UHD Graphics, Realtek ALC3601 Audio 3. Compatibility and Upgrade Paths Processor Upgrades (LGA 1151) Go to product viewer dialog for this item.
Designed for 2nd and 3rd Generation Intel Core i3, i5, and i7 processors (Sandy Bridge and Ivy Bridge). Key features (per Marty): 💡 If you are
If the system is currently using a mechanical HDD, replacing it with an M.2 NVMe SSD will drastically improve boot times and system responsiveness. Frequently Asked Questions Can I upgrade the CPU on the
The designation "D33D66" is actually an regulatory mark (often associated with ASUS, Foxconn, or Pegatron who manufactured boards for HP) rather than a single specific model number. It most frequently corresponds to HP's mainstream Intel-based business and consumer desktops from the late 2000s and early 2010s, such as the HP Compaq dc series or Pavilion systems.
If you are looking for replacement parts or manuals for this board, you can search HP Support using the specific Product ID from your PC's sticker. HP Support Community Are you looking to a system with this board, or are you trying to an existing HP desktop? HP MOTHERBOARD E162264 Hp D33d66 With I5-6500 - eBay
: Features 2 to 4 DIMM slots supporting DDR SDRAM (typically PC2700 or PC3200) with a maximum capacity of 4 GB.
E4xxx, E6xxx, E7xxx, E8xxx series (e.g., E8400, E8500). Intel Pentium Dual-Core: E2xxx, E5xxx series. Intel Celeron: Conroe-L and dual-core variants.