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Asus ThunderboltEX 4 expansion card, dual Thunderbolt 4 (USB-C) ports, DisplayPort 1.4, PCIe 3.0 x4 interface

  • Intel-certified Thunderbolt 4 add-on card
  • 40 Gbps bi-directional bandwidth for superfast data transfers and video output
  • Dual Thunderbolt 4 ports (USB-C), with support for up to five Thunderbolt devices in a daisy chain
  • DisplayPort 1.4 for 8K Ultra HD support
Enable blisteringly fast speeds and any-way-up connectivity
ASUS ThunderboltEX 4 is a Thunderbolt 4 add-on card that offers 40 Gbps bi-directional bandwidth, USB4 device compatibility, and DisplayPort 1.4. It supports up to five Thunderbolt devices in a daisy chain and enables up to 100-watt USB-C charging for laptops.
Daisy-Chain up to 5
Thunderbolt devices per port
3 devices + 2 Thunderbolt monitors
Daisy-Chain up to 5
Thunderbolt devices per port
4 devices + 1 Thunderbolt monitor
Weight 0.55 kg


EAN Number


Manufacturer Number



2 x USB Type-C (Support Thunderbolt 4 & USB 4) – Type-C_1 up to 20V/5A, 100W quick charge, Type-C_2 up to 9V/3A, 27W 2 x mini DisplayPort IN ports

Transfer Rate(s)

up to 40Gbps for Thunderbolt devices

Host Interface(s)

PCIe 3.0 x4

Internal Interfaces

1 x 6-pin PCIe power connector for quick charge function 1 x USB 2.0 header 1 x Thunderbolt header


11.77 x 18.05 cm

Package Contents

ThunderboltEx 4 card 2 x mini DisplayPort cables 1 x USB 2.0 cable 1 x 14-1 pin Thunderbolt header cable 1 x User manual 1 x Support DVD with Thunderbolt driver

Package Type


Package Weight

0.5500 kg


1 Year

#Hide#Host Interface

PCI Express


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