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Green circuit board with Oculink SFF-8612 port and M.2 M-Key slot

LORDWORLD

LORDWORLD Oculink SFF-8612 to PCI-E 3.0/4.0 M.2 M-Key Adapter

SKU CH-RC9N-4QHF3

Connects an Oculink SFF-8612 device to an M.2 M-Key NVMe SSD or PCIe x16 eGPU at up to 32 Gbps

  • Connect eGPU and SSD via Oculink SFF-8612 port
  • Transfer data at up to 32 Gbps bandwidth
  • Uses PCI Express 4x signals with NVMe protocol
  • Includes Oculink cable and PCI-E X16 adapter
  • Works with Windows 8.1/10 and Linux Kernel 4.3+

Oculink SFF-8612 adapter for eGPU and SSD

This adapter connects devices with an Oculink SFF-8612 interface to an external graphics card and M.2 M-Key SSD. It transmits PCI Express 4x signals using the NVMe protocol for external expansion. The package includes an OCuLink to NVMe adapter, an Oculink cable, and an OCuLink to PCI-E X16 adapter. It suits users adding GPU and storage to compatible laptops or handhelds.

Plug-in installation with cable routing care

The adapters and cable connect directly without drivers on supported systems. Installers must align the M-Key notch correctly and seat the Oculink connectors firmly to avoid signal issues. The supplied cable length determines placement flexibility for the external enclosure. Builders should verify their device exposes an SFF-8612 port before purchasing.

Sustained 32 Gbps throughput for NVMe 1.2 workloads

The link maintains up to 32 Gbps during extended transfers, supporting NVMe 1.2 specification for consistent SSD performance. External graphics bandwidth remains stable across long compute or gaming sessions. Thermal limits depend on the host device and enclosure airflow, not the adapter itself. Linux Kernel 4.3+ and Windows 8.1/10 64-bit provide native support.

How it compares

Measured against everything we stock in Tech Gadgets & Accessories, at today’s prices. Recalculated every night.

Price $90.99
Pricier than about 87% of the 5,998 comparable items (median $24.99).

Specifications

Product
Brand nameLORDWORLD

Questions about this item

How can I confirm the Oculink SFF-8612 adapter is running at the full 32 Gbps link speed after I install it?

In Windows 10 or Linux Kernel 4.3 and above, open Device Manager or run `lspci -vv` and verify the M.2 slot reports a PCIe 4.0 x4 link; that width and generation equals the rated 32 Gbps throughput.

What ships in the box and what must I supply myself?

The package contains the OCuLink to M.2 M-Key adapter, an Oculink cable, and an OCuLink to PCIe x16 adapter; you must provide the external graphics card, the M.2 NVMe SSD, and a host device with an SFF-8612 port.

Which version of this adapter should I choose for a GPD Win Max 2 running Windows 10?

This single model supports PCIe 3.0 and 4.0 automatically, works with the Win Max 2's Oculink SFF-8612 port, and meets the Windows 10 64-bit requirement, so no further version selection is needed.

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