- Free 30-day Returns
$34.49
Ships from China.
Meet Your Seller
PCIe 4.0 x8 Detachable to Dual OCuLink x4 Adapter, SFF-8612/SFF-8611 VROC RAID0 Expansion Card for U.2 SSD eGPU External Dock
Limited time offer, ends 08/08 By Aomoproging
- PCIe 4.0 x8 Bifurcation Design: Detachable PCIe x8 interface splits into dual PCIe 4.0 x4 OCuLink ports (SFF-8611/SFF-8612), supports motherboard PCIe channel splitting (x4×4).
- 128Gbps High Bandwidth: PCIe 4.0 x8 upstream (128Gbps), dual x4 downstream (64Gbps per port), backward compatible with PCIe 3.0/2.0.
- VROC RAID0 & Device Support: Intel VROC RAID0 capable, connects U.2 NVMe SSDs, eGPU graphics cards, and external OCuLink docks.
- Dual OCuLink Connector: Dual SFF-8612/SFF-8611 ports for internal/external PCIe devices, ideal for high-speed storage and GPU expansion.
- Broad Compatibility & Stability: Plug-and-play for Windows/Linux/macOS; soldered connectors for durability, supports bootable devices.
+
+
Overview
Specs
Reviews
Any questions? Our AI beta will help you find out quickly.
Try me now
This PCIe 4.0 x8 to dual OCuLink x4 adapter is designed for high-performance PCIe channel splitting, converting a single x8 slot into two independent x4 OCuLink ports (SFF-8611/SFF-8612). It supports Intel VROC RAID0 configuration for U.2 NVMe SSDs and connects external eGPU docks for graphics expansion. With 128Gbps total bandwidth (64Gbps per port), it delivers full PCIe 4.0 performance while maintaining backward compatibility with PCIe 3.0/2.0 systems. The adapter requires motherboard PCIe bifurcation (x4×4) support and features soldered connectors for reliable long-term use. Perfect for workstation storage upgrades, external GPU setups, and high-speed data transfer applications.
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
- CONTACT
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by Aomoproging Return Policy
Manufacturer Contact Info
- For a directory of all our manufacturers, please click below.
- Manufacturers Directory
LOADING...















