Core Ultra Processors (Series 3) Thunderbolt DMA1

PCI ID 8086:e334 · Intel Corporation

VendorIntel Corporation
Vendor ID8086
Device IDe334
Windows hardware IDPCI\VEN_8086&DEV_E334
Linux modaliaspci:v00008086d0000E334
Linux driverthunderbolt

Frequently asked questions

Which device has PCI ID 8086:e334?

PCI ID 8086:e334 is “Core Ultra Processors (Series 3) Thunderbolt DMA1” made by Intel Corporation (vendor ID 8086, device ID e334).

Which Linux driver supports Core Ultra Processors (Series 3) Thunderbolt DMA1?

In Linux kernel 6.12 the device is bound to the driver thunderbolt (source under drivers/thunderbolt). The driver is normally loaded automatically when the device is detected.

How do I check whether Core Ultra Processors (Series 3) Thunderbolt DMA1 is in my computer?

On Linux, lspci -nn | grep -i 8086:e334 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as PCI\VEN_8086&DEV_E334.

How do I see which driver is currently in use?

lspci -nnk -d 8086:e334 lists the device with a “Kernel driver in use” line showing the active driver.

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