# USB4 to PCIe 4.0 x16 Thunderbolt 4 eGPU Graphics Card Adapter (Compatible with LattePanda Sigma)

**Type:** Product page · **SKU:** DFR1168 · **Brand:** [DFRobot](https://core-electronics.com.au/brands/dfrobot-australia)
**Page:** https://core-electronics.com.au/usb4-to-pcie-40-x16-thunderbolt-4-egpu-graphics-card-adapter-compatible-with-lattepanda-sigma.html ([markdown](https://core-electronics.com.au/usb4-to-pcie-40-x16-thunderbolt-4-egpu-graphics-card-adapter-compatible-with-lattepanda-sigma.html.md))

Boost LattePanda Sigma with the Thunderbolt 4 graphics card expansion dock. Features USB4, PCIe x16, and TBT4 for data transmission at up to 40Gbps....

## Pricing

- **Price:** $284.95 (inc GST) — $259.05 AUD, exc GST
- **Quantity discounts:** 6+ $246.09 (exc GST) · 12+ $235.73 (exc GST)

## Availability & dispatch

- Available with a lead time — expect dispatch between Aug 24 and Aug 26.

## Description

This is a high-performance Thunderbolt 4 graphics card expansion dock specially prepared for [LattePanda Sigma](https://core-electronics.com.au/lattepanda-sigma-x86-windows-linux-single-board-computer-server-32gb-ram.html) users. It has a Type-C interface and PCIe x16 card slot onboard. Equipped with the ASM2464PD chip, it has excellent anti-interference performance, achieves seamless data transmission, and is fully compatible with Thunderbolt 3, Thunderbolt 4, and USB4 interfaces. The transmission speed is up to 40Gbps, allowing users to enjoy a smooth picture and operating experience. The docking station does not require driver installation, plug and play, and can be easily paired with LattePanda Sigma or notebooks. It can be connected to high-performance graphics cards or various PCIe devices, greatly improving the performance of LattePanda Sigma and notebooks!

![Interfaces of Thunderbolt 4 Graphics Card Docking Station](https://core-electronics.com.au/attachments/localcontent/Interfacediagram_87625237417.png)

Interfaces of Thunderbolt 4 Graphics Card Docking Station

The bottom of the docking station uses an acrylic board and 5 feet to provide protection for the docking station. Additionally, a set of hexagonal copper posts is provided to secure and support the graphics card. To ensure the stability and safety of the docking station, the ASM2464PD chip is also equipped with a fan cooling system, which effectively improves the performance stability of the docking station.

![Install the graphics card](https://core-electronics.com.au/attachments/localcontent/3_2018858f8e2.png)

Install the graphics card

### Features

- Speed bandwidth 40G/bps
- Using ASM2464PD chip, high performance
- Fully compatible with USB4, Thunderbolt 3, Thunderbolt 4
 
### Specification

**Type-C interface Specifications**

- Speed bandwidth: 40Gbps
- Supported interfaces: USB4, Thunderbolt 3, Thunderbolt 4
 
 
**PCIe interface Specifications**

- Card slot: PCIe x16
- Speed bandwidth: PCIe 4.0 x4
- Compatible systems: Windows10, Windows11, Linux, Mac Os
- Support independent graphics cards: NVIDIA series, AMD series
- Supported power: 75W (Max)
- Working temperature: -20°C ~80°C
- Size: 220\*65mm
 
### Documents

- [Product wiki](https://wiki.dfrobot.com/Thunderbolt_4_Graphics_Card_Docking_Station_SKU_DFR1168)
- [Interface diagram](https://wiki.dfrobot.com/Thunderbolt_4_Graphics_Card_Docking_Station_SKU_DFR1168#target_3)
- [Dimensional Drawing](https://wiki.dfrobot.com/Thunderbolt_4_Graphics_Card_Docking_Station_SKU_DFR1168#target_4)
- [Tutorial](https://wiki.dfrobot.com/Thunderbolt_4_Graphics_Card_Docking_Station_SKU_DFR1168#target_5)
 
### Parts List

- Thunderbolt 4 Graphics Card Docking Station x1
- Hexagonal copper pillar kit set x1

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/D/F/DFR1168-1.jpg)