High-performance computing, storage arrays, and enterprise servers rely heavily on high-bandwidth, low-latency interconnects. The MICIO X8 74P to 2 X Oculink 4i Straight Connector Cable – 450mm is a premium-grade cable assembly designed to support next-generation PCIe and NVMe connectivity. Its robust construction, compact length, and dual Oculink 4i breakout make it an ideal choice for system integrators and data center professionals.
Technical Specifications
- Connector A: MICIO X8, 74-pin
- Connector B: 2 × Oculink 4i (SFF-8611), straight orientation
- Cable Length: 450mm
- Data Rate Support: PCIe Gen4 / Gen3 (up to 16 GT/s per lane)
- Applications: Storage servers, GPU expansion, NVMe drive connectivity, and HPC interconnects
- Shielding: EMI-optimized design for signal integrity
- Form Factor: Compact, flexible, optimized for tight server environments
Key Uses and Applications
1. NVMe Drive Connectivity
This cable is often used to connect NVMe SSD backplanes or U.2/U.3 storage devices via Oculink ports. The dual Oculink output allows high-density storage arrays to operate with maximum throughput.
2. GPU / Accelerator Interconnects
In AI and HPC workloads, GPUs or FPGAs are often linked via PCIe lanes. The MICIO X8 to dual Oculink breakout provides a reliable, high-bandwidth bridge for accelerator interconnects.
3. Server and Workstation Expansion
System builders use these cables to expand PCIe lanes from motherboards or RAID cards into additional devices, balancing bandwidth across multiple Oculink connections.
4. Data Center Deployments
With a compact 450mm length, this cable is optimized for rackmount servers, reducing clutter and improving airflow without signal degradation.
Benefits of the MICIO X8 to Dual Oculink 4i Cable
- High-Speed Support: PCIe Gen4 capability ensures future-proofing.
- Compact Design: At 450mm, it fits in dense server environments.
- Dual Breakout: Two Oculink 4i connectors maximize device connectivity.
- Signal Integrity: Shielding minimizes crosstalk and ensures stable transfers.
- Versatility: Compatible with multiple platforms (workstations, storage servers, GPU nodes).
Frequently Asked Questions (Q&A)
Q1: What devices can I connect with this cable?
A: You can connect NVMe SSD backplanes, U.2/U.3 storage drives, GPU accelerators, or other PCIe-enabled devices that use Oculink 4i.
Q2: Does it support PCIe Gen4 speeds?
A: Yes, the MICIO X8 to Oculink 4i cable supports PCIe Gen4 (16 GT/s per lane) with backward compatibility to PCIe Gen3.
Q3: Why are there two Oculink 4i connectors?
A: Each Oculink 4i carries up to 4 lanes of PCIe. With two connectors, the cable can handle 8 lanes total, matching the MICIO X8 interface.
Q4: Can I use it for external storage enclosures?
A: This specific model is designed for internal connections (straight connectors, 450mm length). For external enclosures, right-angle or longer cables may be required.
Q5: What are typical deployment scenarios?
A: Common deployments include enterprise NVMe SSD arrays, GPU-accelerated servers, RAID controller expansions, and HPC interconnects.
Q6: Is it hot-swappable?
A: The cable itself is not hot-swappable; the hot-swap capability depends on the storage backplane or device controller it connects to.
Q7: How is MICIO different from MiniSAS-HD or SlimSAS?
A: MICIO X8 provides a direct, compact interface for PCIe breakout, whereas MiniSAS-HD and SlimSAS are optimized for SAS/SATA connectivity. MICIO is ideal for PCIe/NVMe-specific applications.
Conclusion
The MICIO X8 74P to 2 X Oculink 4i Straight Connector Cable (450mm) is an essential component for professionals working with NVMe storage arrays, GPU clusters, and enterprise servers. With support for PCIe Gen4, dual Oculink breakout, and robust EMI shielding, it ensures both performance and reliability in demanding environments.
Whether you are building a storage server, expanding a GPU node, or managing data center interconnects, this cable delivers the bandwidth and integrity needed for next-generation computing.
Part # MCIO-2082-2XOCU