XR-4 USB compatibility
XR-4 requires high throughput USB connectivity that supports multiple IN transactions. This is readily available in most high-end chipsets launched in 2022 or later. See below for more information. If you have questions about USB compatibility, please contact Varjo experts.
Compatible PCIe expansion cards
List of compatible chipsets
The following list includes all compatible chipsets with USB Multiple INs support.
Intel
- 700 series
- 600 series
- C741
- W790
- W680
- WM790
- WM690
- HM770
- HM670
AMD
Socket AM5:
- A620
- B650
- B650E
- X670
- X670E
Socket AM4:
- A300
- A320
- B350
- B450
- B550
- X300
- X370
- X470
- Pro 500
- X570
Socket sTRX4:
- TRX40
Socket sTR5:
- TRX50
Socket sWRX8:
- WRX80
Socket sTR5:
- WRX90
Compatible PCIe expansion cards
If you have a chipset that does not support the required USB connectivity with USB Multiple INs, it can be achieved with a Varjo tested and certified PCIe expansion card:
| Manufacturer | Model name | How to get it |
| Startech | USB-C 3.2 Gen2 PCIe Expansion Card PEXUSB311AC3
This card is TAA compliant. |
For purchase, please contact sales@varjo.com.
Only purchase the PCIe expansion card from Varjo to ensure that the firmware version is compatible with Varjo headsets. Firmware compatibility cannot be guaranteed if purchasing from other resellers. |