HP FXN1 E93839 motherboard (often identified by part numbers 611834-001 611794-000 ) is a proprietary system board primarily found in the HP Compaq 8200 Elite
series. It is designed for business-class reliability in small form factor (SFF) and desktop environments. Core Specifications Form Factor : Custom uATX / SFF (Small Form Factor). : Intel Q67 Express. : LGA 1155 (Socket H2). CPU Support
: 2nd Generation Intel Core i3, i5, and i7 processors (Sandy Bridge).
Note: Later revisions labeled "E93839" may support newer sockets (e.g., LGA 1150 or 1151), so check your specific socket carefully. Memory & Expansion HP motherboard E93839 FXN1 With Intel I5-6500 - eBay
With these upgrades, the HP FXN1 E93839 can still run Windows 11 (with bypass), office suites, 1080p video, and esports titles like League of Legends or CS:GO comfortably. hp fxn1 e93839 motherboard specs
However, for modern AAA gaming or video editing, this platform is obsolete. The LGA 1150 socket reached end-of-life in 2015. If you are building from scratch, look for used Ryzen or 8th-gen Intel systems instead.
Spec sheet summary for quick reference:
Use this guide to make informed decisions about repairing, upgrading, or replacing your HP FXN1 motherboard.
The motherboard has six SATA ports in total: HP FXN1 E93839 motherboard (often identified by part
The Q65 chipset supports Intel Rapid Storage Technology (RST), allowing RAID 0, 1, 5, and 10 (only if the HP BIOS is unlocked, which is rare).
The HP FXN1 (part number E93839) is a micro-ATX (uATX) form factor motherboard primarily found in HP Pavilion desktop PCs from the mid-2010s, particularly the HP Pavilion 500, 550, and 500-300 series. It was designed for Intel’s 4th generation (Haswell) and select 5th generation (Haswell Refresh) processors.
This board is a classic example of HP’s cost-optimized engineering. It provides the essential features for a home or office PC but lacks the high-end overclocking, multiple GPU slots, or extensive RGB headers you would find on a retail board like an ASUS or Gigabyte.
Key identifiers:
| Specification | Detail | | :--- | :--- | | Manufacturer | Hewlett-Packard (HP) | | Model Number | FXN1 | | Part Number | E93839 | | Form Factor | Micro-ATX (custom/proprietary) | | Chipset | Intel Q65 Express (most common) or Intel H61 (varies by revision) | | CPU Socket | LGA 1155 | | Compatible Processors | Intel 2nd Gen (Sandy Bridge) & 3rd Gen (Ivy Bridge) – Core i7, i5, i3, Pentium, Celeron | | Memory Type | DDR3 SDRAM | | Memory Slots | 4 x DIMM (240-pin) | | Max Memory Support | 16 GB (4 x 4GB modules) | | Memory Speed | 1066 MHz / 1333 MHz (non-ECC, unbuffered) | | Storage Interfaces | SATA 2.0 (3 Gb/s) – 4 ports; SATA 3.0 (6 Gb/s) – 2 ports (select models) | | Expansion Slots | 1 x PCIe x16, 2 x PCIe x1, 1 x PCI (legacy) | | Rear I/O | PS/2, VGA, DisplayPort, USB 2.0, RJ-45 Ethernet, Audio jacks | | Power Connector | Proprietary 6-pin (main) + standard 4-pin CPU | | BIOS | HP UEFI / Legacy BIOS (White-box interface) |
When you open a prebuilt desktop PC from a major manufacturer like HP, you don’t usually find a standard off-the-shelf motherboard. Instead, you find custom boards designed specifically for that chassis and power supply. The HP FXN1, also identified by the spare part number E93839, is one such proprietary motherboard.
If you have acquired this board (either inside an HP Pavilion or as a replacement part), you need to understand exactly what it supports. This article provides a deep dive into the technical specifications, CPU compatibility, RAM limitations, expansion slots, and common troubleshooting tips for the HP FXN1 (E93839).
| Category | Details | |----------|---------| | Form Factor | Proprietary (fits HP All-in-One chassis) | | Socket | BGA (soldered CPU – not upgradeable) | | Chipset | Integrated into CPU (SoC) – typically AMD A9/A6/E2 series APUs or Intel Celeron (varies by variant) | | Memory | 2 x SO-DIMM slots, DDR4-2400 or 2666 | | Storage | 1 x SATA 3.0 (2.5” HDD/SSD) + 1 x M.2 (SATA or NVMe depending on version) | | Expansion | 1 x M.2 for Wi-Fi/BT, 1 x M.2 for SSD (PCIe 2.0 x2 or x4) | | Rear I/O | HDMI-out, VGA, USB 2.0/3.0, Ethernet (RJ45), DC power jack | | Power | External power brick (19.5V, ~65W–90W) | The Ideal Upgrade Path (Cost under $70):