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Green circuit board with four M.2 slots and silver heatsink cover

Shenzhen Lianrui Information Technology

Shenzhen Lianrui Information Technology Linkreal 4 Ports expansion card

SKU CH-27J1-423F7

A PCIe 3.0 x16 expansion card adds four M.2 NVMe slots, each with a dedicated x4 link via a PLX PEX8747 switch, and includes an aluminium heatsink with integrated fan for thermal management

  • TypePCI Express to M.2 Card
  • Internal Ports4*M.2
  • Standard4 Port PCIe 3.0 to M.2 NVMe Adapter
  • Data Transfer Rate6.0 Gbps
  • Operating Systems SupportedWindows 98SE/ Me/ 2000/ XP
  • Dimensions8.27" x3.70" x0.24"
  • PLX PEX8747 switch gives each SSD a dedicated PCIe 3.0 x4 lane
  • No CPU bifurcation needed so the card works on standard platforms
  • All-aluminium casing with integrated fan and heatsink keeps drives cool
  • Supports AHCI/NVMe RAID via motherboard chipset or macOS Disk Utility
  • Four M.2 slots add up to 32 Gb/s bandwidth per drive

What it is and who it serves

The Linkreal quad-port adapter installs four M.2 NVMe drives through a single PCI Express 3.0 x16 slot using a PLX PEX8747 switch. Each drive receives a dedicated PCIe 3.0 x4 lane so throughput does not depend on motherboard bifurcation. Servers and high-end workstations gain dense, high-speed storage without occupying multiple expansion slots.

Upgrade path and when it matters

The card replaces setups that rely on chipset-limited M.2 slots or bifurcation support that many platforms lack. The jump is worthwhile when the CPU or PCH cannot split a x16 link into four x4 links natively, or when all onboard M.2 sockets are already populated and additional NVMe capacity is required.

Practical limits of the interface

Bandwidth per drive is capped by the PCIe 3.0 x4 electrical link, so peak throughput cannot exceed what that generation allows. The adapter also requires a physical x16 slot and adequate case airflow for the integrated fan and heatsink assembly. Operating-system support listed by the supplier stops at Windows XP, though the manufacturer highlights mention Windows 10, Windows Server 2016 and Linux kernel 3.3 or later.

Points forts

  • PLX PEX8747 switch gives each SSD a dedicated PCIe 3.0 x4 lane
  • No CPU bifurcation needed so the card works on standard platforms
  • All-aluminium casing with integrated fan and heatsink keeps drives cool
  • Supports AHCI/NVMe RAID via motherboard chipset or macOS Disk Utility
  • Four M.2 slots add up to 32 Gb/s bandwidth per drive

Caractéristiques

BrandLinkreal
SeriesPCI Express to M.2 NVMe RAID Adapter Card
Model4 Ports
TypePCI Express to M.2 Card
Internal Ports4*M.2
Standard4 Port PCIe 3.0 to M.2 NVMe Adapter
Data Transfer Rate6.0 Gbps
Operating Systems SupportedWindows 98SE/ Me/ 2000/ XP
Dimensions8.27" x3.70" x0.24"
Weight0.57 lb
Package Contents1 - PCI M.2 PCIe SSD Adapter 1 - full-profile bracket (installed) 4 - screws&nuts for ssd 4 - screws for heatsink 1 - Warranty Card
OptionM.2 NVME to PCI-e 3.0 Gen3 X16

Questions sur cet article

Does this card need a full-size PCIe x16 slot and a full-height bracket?

Yes, it uses a PCIe 3.0 x16 upstream port and ships with a full-profile bracket already installed, measuring 8.27" x 3.70" x 0.24".

What is the most common installation mistake with the PLX PEX8747 switch controller?

Forgetting to attach the four heatsink screws and the four SSD mounting screws and nuts, which are both required for proper thermal contact and drive retention.

When should the integrated fan and all-aluminium casing be cleaned to maintain cooling for four NVMe drives?

Inspect the fan intake and heatsink fins every few months; dust buildup reduces airflow across all four M.2 slots and can throttle sustained transfer rates.

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