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.

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To the untrained eye, it was just a slab of fiberglass and silicon. To Elias, it was the blueprint for a monster workstation. He pulled a crumpled spec sheet from his back pocket—the holy text he’d found on an obscure forum.

Mia looked at the board

| Feature | Specification | | :--- | :--- | | | Hewlett-Packard (HP) | | Model / PCB | FXN1 | | Part Number | E93839 | | CPU Socket | LGA 1150 | | Chipset | Intel H87 Express | | Compatible Processors | Intel Core i7-4xxx, i5-4xxx, i3-4xxx, Pentium G3xxx, Celeron G18xx (Haswell & Haswell Refresh only — NOT compatible with Broadwell/6th gen ) | | Memory Slots | 2 x DDR3 DIMM (240-pin) | | Memory Type | DDR3 (Non-ECC, Unbuffered) | | Memory Speed | 1333 MHz, 1600 MHz (downclocks to 1333 depending on CPU) | | Max Memory Support | 16 GB (2 x 8GB modules) | | Memory Architecture | Dual-channel | | Expansion Slots | 1 x PCIe x16 (v2.0/v3.0), 1 x PCIe x1, 1 x PCI (32-bit legacy) | | Storage Interfaces | 4 x SATA 3.0 (6 Gb/s), 1 x SATA 2.0 (3 Gb/s — often for optical drive) | | M.2 Slot | No | | Rear I/O | 1 x PS/2 (keyboard), 1 x VGA, 1 x DVI-D, 1 x HDMI, 4 x USB 2.0, 2 x USB 3.0, 1 x RJ45 Ethernet, 3 x Audio jacks | | USB Headers (Internal) | 2 x USB 2.0, 1 x USB 3.0 | | Audio Codec | Realtek ALC662 (5.1 channel HD Audio) | | LAN / Ethernet | Realtek RTL8111HSH (Gigabit) | | BIOS | AMI (American Megatrends) with HP UEFI interface | | Power Connectors | 1 x 24-pin ATX (proprietary pinout possible), 1 x 4-pin CPU (12V) |

What (e.g., ProDesk 600 G1 SFF or Tower) are you working with? Are you planning to upgrade the CPU, RAM, or graphics card ?

The HP FXN1 E93839 motherboard is a capable and durable foundation for legacy systems built around the LGA1155 platform. As an OEM board, it has specific requirements and limitations, but with the correct upgrades—such as a third-generation Core i7 CPU, a SATA III SSD, and a mid-range graphics card—it can be transformed into a remarkably responsive machine for general computing, light gaming, or a home server. Understanding its unique specifications is key to unlocking its full potential and ensuring compatibility with new components.

: Intel Core i5-2400, i5-2500, and i7-2600.

Here is the complete breakdown of the HP FXN1 E93839 motherboard’s specifications.

socket, supporting 6th Gen (Skylake) and 7th Gen (Kaby Lake) Core i3, i5, and i7 processors. 4x DDR4 DIMM slots

DisplayPort, VGA, RJ-45 Gigabit Ethernet, Audio Jacks, Serial Port (sometimes). Key Features & Considerations

If you'd like, I can that work with this board (like i5-2400 vs i7-2600) to help you decide on an upgrade. HP motherboard E93839 FXN1 With Intel I5-6500 - eBay