ASUS THUNDERBOLTEX 4 Expansion Card, Dual Thunderbolt, 40 Gbps Bi-Directional, 4xUSB-C, 1xDP, 4xPCIE3.0 | THUNDERBOLTEX 4

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

Supports up to five Thunderbolt devices in a daisy chain and enables up to 100-watt USB-C® charging for laptops.

Chipset
Intel® Thunderbolt™ 4 JHL8540 Controller

External Connectors
2 x USB Type-C® ports (Support Thunderbolt™ 4 and USB 4 technology)
– up to 40Gbps for Thunderbolt devices
– The Type-C_1 supports up to 20V/5A, 100W quick charge feature, Type-C_2 support up to 9V/3A, 27W quick charge feature.
2 x mini DisplayPort IN ports
1 x 6-pin PCIe power connector for quick charge function
1 x USB 2.0 header
1 x Thunderbolt header

Interface
PCIe 3.0 x4 interface

VGA
Supports DisplayPort 1.4 with max. resolution 7680 x 4320@60Hz*
* Max resolution support will depend on your VGA source

Accessories
2 x mini DisplayPort cables (links graphics output from motherboard’s or discrete graphics card’s DisplayPort to the mini DisplayPort IN port on the ThunderboltEX 4 card)
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

Compatible Models
ASUS Intel 500 series and later models with 14-1 pin Thunderbolt header.
*Refer to the following link for an up-to-date list of compatible models:
https://www.asus.com/Motherboard-Accessories/ThunderboltEX-4/HelpDesk_Manual/
Operating System
Windows® 10 – 64 bit

Product Last Updated: 23/11/2025

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