Alienware X51 R2 Motherboard - Diagram

Located on the right side of the CPU socket (vertical orientation). Power Board Connector

– No COM port, no LPT, no chassis intrusion, only one SYS_FAN.

Dell/Alienware does not release detailed motherboard schematics to the public. However, for repair or pinout identification: alienware x51 r2 motherboard diagram

Links to the internal power daughterboard that converts DC from the external 240W or 330W brick. SATA Connectors

– It’s a UEFI BIOS locked to Dell/Alienware. No CPU overclocking (even with a “K” CPU). Fan control is basic – you may need a 3rd‑party tool like HWiNFO or SpeedFan for custom curves. Located on the right side of the CPU

The X51 R2 motherboard features an and an LGA 1150 socket , supporting 4th Generation Intel Core processors (like the i7-4770).

motherboard (often referred to by its Dell part number or MS-7796) is a specialized Mini-ITX board designed for one of the most compact gaming desktops ever built. Originally released in 2013, its "story" is one of extreme engineering—it was built to fit high-end "Haswell" power into a chassis barely larger than an Xbox 360. Motherboard Layout and Key Components However, for repair or pinout identification: Links to

Center-mounted, covered by a blower-style heatsink assembly.

When Dell’s Alienware subsidiary released the X51 R2 in 2013, it was a revelation. In a market dominated by hulking towers, the X51 R2 looked more like a gaming console than a PC. It packed desktop-grade Intel Haswell processors and dedicated GPUs into a chassis barely 12 inches tall.

Your X51 R2 has years of life left—if you know exactly where every pin, slot, and header lives.