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AsRock E3C256D2I Mini-ITX Server Motherboard
Overview
The AsRock Rack E3C256D2I is a Mini-ITX server motherboard built around a single Socket H5 (LGA1200) processor socket, aimed at compact server and edge-computing builds where rack or enclosure space is limited. At 10.83 x 9.45 in, the E3C256D2I fits standard Mini-ITX chassis and short-depth rack enclosures — a relevant factor for network video recorder builds, edge servers, and other space-constrained deployments where a full ATX board won't fit.
Key Features
- Mini-ITX form factor (10.83 x 9.45 in): fits compact chassis and short-depth enclosures where a full-size ATX or micro-ATX board won't clear the cabinet.
- Single Socket H5 (LGA1200): supports current-generation Intel LGA1200 processors in a single-CPU configuration, suited to entry- and mid-range server workloads rather than dual-socket high-density compute.
- 2.20 lb board weight: light enough to keep shipping and integration handling straightforward for system builders assembling custom chassis.
- 2.28 in board height clearance: a factor worth checking against chassis internal clearance and any add-in card or heatsink height restrictions before ordering a case.
Integration & Compatibility
As a Socket H5 (LGA1200) platform, the E3C256D2I is built for single-CPU server and workstation-class builds rather than multi-socket configurations. Confirm processor, memory, and expansion compatibility directly against the specific CPU and chassis you plan to pair with it before finalizing a build — this listing does not carry a manufacturer datasheet in evidence, so chipset, memory, and I/O specifications aren't detailed here.
Frequently Asked Questions
Q: What CPU socket does the E3C256D2I use?
A: The E3C256D2I uses a single Socket H5 (LGA1200), supporting one processor per board.
Q: What form factor is the E3C256D2I?
A: Mini-ITX, measuring 10.83 x 9.45 in with a board height of 2.28 in.
Q: How much does the E3C256D2I weigh?
A: 2.20 lb.
Q: Where is the E3C256D2I manufactured?
A: The board's country of origin is China (CN).

The E3C256D2I is a single-socket LGA1200 board squeezed into a 10.83 x 9.45 in Mini-ITX footprint — that's the detail that matters if you're planning a compact edge server or NVR build instead of a full rack chassis.
Technical Highlights:
- Socket H5 (LGA1200), single socket: one current-gen Intel LGA1200 processor per board — plan for single-CPU compute density, not dual-socket scaling.
- Mini-ITX footprint, 10.83 x 9.45 in: clears short-depth and compact enclosures that a micro-ATX or ATX server board can't fit into.
- 2.28 in board height, 2.20 lb weight: check this against chassis internal clearance before you commit to a case, especially in low-profile builds.
Deployment Considerations:
- Verify CPU, memory, and expansion card compatibility directly against your specific build before ordering — a full chipset and I/O breakdown wasn't available at listing time.
- Mini-ITX real estate limits expansion slots and onboard I/O compared to larger AsRock Rack server boards, so confirm port count and slot layout meet your build's needs first.
The E3C256D2I fits best in compact single-CPU edge-compute or small NVR server builds where chassis depth is the binding constraint, not raw expansion capacity.
Compare with similar
ASROCK E3C256D2I Rack E3C256D2I Mini-itx Server Motherboard Single Socket H5 (LGA1200) INT
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