1 x Socket 1 (Key E, pre-populated with a Wi-Fi/Bluetooth card)
3 x 3.5mm audio jacks (Line-in, Line-out, Microphone).
The rear and side I/O layout on the HP 887A handles everyday peripheral demands cleanly: hp 887a motherboard
The is an OEM (Original Equipment Manufacturer) system board designed specifically for pre-built Hewlett-Packard desktop PCs . Used primarily across budget-to-midrange office towers and everyday multimedia desktops, this motherboard acts as the backbone for configurations prioritizing power efficiency and compact workspace footprints.
(with some internal bus links showing PCIe 4.0 compatibility, though primarily used at Gen 3 speeds). Expansion & Connectivity M.2 Socket 1 dedicated to a WLAN/Bluetooth module. I/O Ports: Usually integrated directly into the board's edge: USB 3.2 Gen 1 Type-A and Type-C ports. HDMI 1.4 output. 3.5mm Headphone/Microphone combo jack. Multi-format SD media card reader. Upgrade Considerations HP Desktop PCs - Motherboard Specifications, Row 1 x Socket 1 (Key E, pre-populated with
The stock HP PSU on an EliteDesk 800 G4 is often 250W (SFF) or 310W (Tower). That is insufficient for a dedicated GPU like an RTX 2060 or higher. Because the motherboard uses proprietary power, you cannot easily swap in a standard ATX PSU unless you buy a . Make sure the adapter is rated for at least 400W.
The shape of the board, the mounting screw layouts, and the front panel connection pins do not match standard retail ATX or Micro-ATX chassis rules. This means you cannot easily move an HP 887A board into a standard third-party retail PC case. If you need to swap the board out, look for direct replacement parts on specialized tech platforms or through AliExpress repair sellers using your system's exact HP part number. (with some internal bus links showing PCIe 4
BIOS is set to IGFX (integrated graphics) first. Fix: Connect to the onboard DisplayPort or VGA. Enter BIOS > Advanced > Video > Primary Video Adapter > Change from “Auto” to “PCIe.”
Because this is an OEM part, specific configurations may vary based on the original laptop or desktop build: Processor:
Do NOT install 7th Gen (Kaby Lake) or 10th Gen CPUs. The LGA 1151 pinout changed between 7th and 8th Gen. While the socket is physically the same, the electrical configuration and BIOS support are not.
: Because the power delivery hardware lacks large heatsinks, users should stick to the pre-installed CPU models. Attempting to install high-wattage enthusiast chips (like Ryzen 9 or "X" series variants) can lead to thermal throttling or power supply instability. Memory and Storage Expansion