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Black PCI-E riser card extender with flexible cable, male to female connectors, compact green PCB 8x2.8x.7cm

Revitol

Revitol PCI-E 4X to 16X Riser Card Extender Adapter

SKU CH-J1AM-X8J19

Extends a PCI-E 4X slot to accept 4X, 8X or 16X cards via a male-to-female adapter

  • Product typeCable Extender
  • Connects PCIe x4, x8 and x16 cards to an x4 slot
  • No driver required for instant plug-and-play operation
  • Protects motherboard slot from wear during repeated card swaps
  • Compact 8 × 2.8 × 0.7 cm PCB fits tight chassis spaces
  • Black PCB construction with male-to-female PCIe interface

PCI-E 4X to 16X riser adapter

This passive adapter converts a motherboard PCIe x4 slot into a physical x16 connector so a graphics card or other expansion board can be mounted away from the board. It suits builders who need flexible GPU placement in tight chassis or test benches where the primary x16 slot is unavailable. No driver installation is required because the board only routes existing lane signals.

Check slot wiring and power delivery

Verify that the intended x4 slot is electrically wired for at least four lanes and that the motherboard firmware can initialise a graphics device from that slot. The adapter draws slot power only, so confirm the board’s x4 connector can supply the card’s rated wattage without an auxiliary power cable on the riser itself.

Passive trace length adds latency under load

Because the extender adds trace distance between the CPU root complex and the GPU, sustained high-bandwidth workloads may see slightly higher latency than a direct x16 installation. The effect is measurable in compute tasks that saturate the four-lane link continuously, while bursty gaming loads are less affected.

How it compares

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

Price $14.99
Cheaper than about 79% of the 3,838 comparable items (median $41.99).

Specifications

Product
Product typeCable Extender

Questions about this item

What comes in the box with the Revitol PCI-E 4X to 16X riser card and do I need any extra cables?

The package contains one adapter card only; no additional cables or brackets are included.

Which PCIe card sizes does this 4X to 16X extender support?

It accepts PCIe 4X, 8X and 16X cards in the female 16X slot while connecting to a 4X motherboard slot.

What does the 4X to 16X designation mean for bandwidth once the card is installed?

The adapter physically converts a 4X slot to a 16X connector, but electrical bandwidth remains limited to the host 4X link.

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