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OCuLink PCIe Card, PCIe x16 Bifurcation into 4× PCIe x4 OCuLinkPCIe X16 256Gbps to X4 X4 X4 X4 64Gbps, SFF-8611 SFF-8612 External Graphics Card Adapter for GPU Dock, eGPU

Important Notice: Proper operation of this OCuLink PCIe card requires your motherboard, CPU and BIOS to support PCIe bifurcation. This feature is not available on all motherboards. Please confirm x4+x4+x4+x4 bifurcation support in BIOS before buying, and configure the BIOS to x4+x4+x4+x4 mode prior to use.
High Speed Data Transfer: The PCIe 4.0 x16 card delivers a total bandwidth of 256Gbps, bifurcating into four PCIe 4.0 x4 OCuLink interfaces with up to 64 Gbps bandwidth per port.
Broad Compatibility:Backward compatible with PCIe 4.0/3.0. Ideal for eGPU, high-speed NVMe storage and server expansion. Plug-and-play, No additional driver installation is required,works smoothly with Windows and Linux systems
PCIe 4.0 x16 to 4x Oculink SFF-8611 8612This adapter board converts PCIe 4.0 X16 interface to 4 OCuLink port, standard 4i design, Widely match most mainstream OCuLink devices, deliver stable high-speed short-distance transmission. Cables are not included
Package Includes: PCIe 4.0 x16 to 4-Port OCuLink Riser Card, full height brackets included

Overview

Specs

Reviews

Important Notice: Proper operation of this OCuLink PCIe card requires your motherboard, CPU and BIOS to support PCIe bifurcation. This feature is not available on all motherboards. Please confirm x4+x4+x4+x4 bifurcation support in BIOS before buying, and configure the BIOS to x4+x4+x4+x4 mode prior to use.
High Speed Data Transfer: The PCIe 4.0 x16 card delivers a total bandwidth of 256Gbps, bifurcating into four PCIe 4.0 x4 OCuLink interfaces with up to 64 Gbps bandwidth per port.
Broad Compatibility:Backward compatible with PCIe 4.0/3.0. Ideal for eGPU, high-speed NVMe storage and server expansion. Plug-and-play, No additional driver installation is required,works smoothly with Windows and Linux systems
PCIe 4.0 x16 to 4x Oculink SFF-8611 8612This adapter board converts PCIe 4.0 X16 interface to 4 OCuLink port, standard 4i design, Widely match most mainstream OCuLink devices, deliver stable high-speed short-distance transmission. Cables are not included
Package Includes: PCIe 4.0 x16 to 4-Port OCuLink Riser Card, full height brackets included

Additional Information
First Listed on Newegg	October 26, 2026

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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