PCI\VEN_1002&DEV_6939
Radeon R9 285/380 driver
PCI\VEN_1002&DEV_6939 is the Advanced Micro Devices, Inc. [AMD/ATI] Tonga PRO, a graphics device. Without it Windows uses the Microsoft Basic Display Adapter: low resolution, no brightness control and no gaming performance. Get it from Windows Update or your PC maker first; the chip maker's own package is on amd.com.
Device details
| Hardware ID | PCI\VEN_1002&DEV_6939 |
|---|---|
| Device name | Tonga PRO [Radeon R9 285/380] |
| Maker | Advanced Micro Devices, Inc. [AMD/ATI] (PCI vendor ID 1002) |
| Device type | Graphics |
| Driver guide | Get the AMD Radeon driver |
| Latest official package | AMD Software: Adrenalin Edition (recommended) 26.10.1, October 20, 2026 |
| Known OEM variants | 4 |
PCs and boards that use this chip
Each line is a subsystem ID: the full hardware ID ends in SUBSYS_ plus these eight characters when the Radeon R9 285/380 is built into that maker's product.
| Full hardware ID ending | Maker | Product |
|---|---|---|
SUBSYS_20151462 | Micro-Star International Co., Ltd. [MSI] | Radeon R9 380 Gaming 4G |
SUBSYS_9380148C | Tul Corporation / PowerColor | Radeon R9 380 |
SUBSYS_E308174B | PC Partner Limited / Sapphire Technology | Radeon R9 380 Nitro 4G D5 |
SUBSYS_E315174B | PC Partner Limited / Sapphire Technology | Radeon R9 285 |
If your SUBSYS matches a laptop or board maker in this list, that maker's support page has the version tested for your model.
How to install the driver for Radeon R9 285/380
- Confirm the ID. In Device Manager, right-click the device, open Properties, then Details, and pick Hardware Ids. The first line should start with
PCI\VEN_1002&DEV_6939. - Try Windows Update. Settings, Windows Update, Advanced options, Optional updates. A graphics driver is often offered here, though it may be older than the maker's.
- Check your PC maker. Enter your model or serial number on its support site and look under Graphics, Video or Display.
- Use the chip maker's package. AMD Software: Adrenalin Edition (recommended) on amd.com. Our get the amd radeon driver guide explains which package fits.
- Restart and check. Check that the display runs at its full resolution and refresh rate.
Other Advanced Micro Devices graphics IDs
Device names: The PCI ID Repository, public data. We never host driver files: downloads come from the maker.