Realtek GC21-Audio sound, video, and game controller drivers

Drivers /  Sound, video, and game controllers /  Realtek /  GC21-Audio
Realtek

Device information

Name

GC21-Audio

Manufacturer

Realtek

Type

Sound, video, or game controller

Hardware ID

USB\VID_0B05&PID_9D09&MI_00
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57 available drivers

GC21-Audio

Version:

6.4.0.2422

Date:

7 August 2025

Size:

2.74 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.4.0.2416

Date:

7 May 2025

Size:

2.74 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.4.0.2414

Date:

24 March 2025

Size:

2.74 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.4.0.2413

Date:

22 January 2025

Size:

2.74 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.4.0.2406

Date:

27 November 2024

Size:

2.74 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.4.0.2404

Date:

28 October 2024

Size:

2.74 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.4.0.2402

Date:

14 October 2024

Size:

2.75 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.4.0.2400

Date:

26 September 2024

Size:

2.74 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.4.0.2395

Date:

10 July 2024

Size:

2.73 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2393

Date:

27 June 2024

Size:

2.61 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.4.0.393

Date:

27 June 2024

Size:

25 MB

INF files:

rtkusbad3_asus.inf, rtxusbad3_asus.inf
Windows 11, 10, 8.1, 8, 7
x64/x86

GC21-Audio

Version:

6.3.9600.2391

Date:

13 June 2024

Size:

2.61 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2389

Date:

27 May 2024

Size:

2.61 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2388

Date:

17 May 2024

Size:

2.6 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2379

Date:

21 February 2024

Size:

2.6 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2376

Date:

18 January 2024

Size:

2.6 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2369

Date:

22 September 2023

Size:

2.59 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2368

Date:

21 August 2023

Size:

2.59 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2355

Date:

9 March 2023

Size:

2.59 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2353

Date:

22 February 2023

Size:

2.59 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2351

Date:

18 January 2023

Size:

2.59 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2349

Date:

5 December 2022

Size:

2.59 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2347

Date:

3 November 2022

Size:

2.59 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2345

Date:

17 October 2022

Size:

2.59 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2344

Date:

5 October 2022

Size:

2.58 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2342

Date:

15 September 2022

Size:

2.58 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2335

Date:

16 August 2022

Size:

2.58 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2333

Date:

27 July 2022

Size:

2.52 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2331

Date:

8 July 2022

Size:

2.52 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2329

Date:

24 June 2022

Size:

2.52 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2328

Date:

17 June 2022

Size:

2.52 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2327

Date:

2 June 2022

Size:

2.45 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2326

Date:

27 May 2022

Size:

2.45 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2325

Date:

20 May 2022

Size:

2.45 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2322

Date:

22 April 2022

Size:

2.45 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2321

Date:

15 April 2022

Size:

2.45 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.317

Date:

18 March 2022

Size:

25 MB

INF file:

rtxusbad3_asus.inf
Windows 11, 10, 8.1, 8, 7
x64

GC21-Audio

Version:

6.3.9600.2317

Date:

18 March 2022

Size:

2.38 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2311

Date:

3 January 2022

Size:

2.37 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2307

Date:

10 November 2021

Size:

2.37 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2306

Date:

2 November 2021

Size:

2.37 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2303

Date:

28 September 2021

Size:

2.37 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2299

Date:

18 August 2021

Size:

2.37 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2297

Date:

5 August 2021

Size:

2.36 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2295

Date:

22 July 2021

Size:

2.35 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2290

Date:

4 June 2021

Size:

2.38 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.2289

Date:

1 June 2021

Size:

2.38 MB

INF file:

rtdusbad_asus.inf
Windows 11, 10
x64

GC21-Audio

Version:

6.3.9600.258

Date:

17 July 2020

Size:

24 MB

INF file:

rtxusbad3_asus.inf
Windows 11, 10, 8.1, 8, 7
x64

GC21-Audio

Version:

6.3.9600.250

Date:

30 March 2020

Size:

24 MB

INF files:

rtkusbad3_asus.inf, rtxusbad3_asus.inf
Windows 11, 10, 8.1, 8, 7
x64/x86

GC21-Audio

Version:

6.3.9600.232

Date:

6 September 2019

Size:

22 MB

INF files:

rtkusbad3.inf, rtxusbad3.inf
Windows 11, 10, 8.1, 8, 7
x64/x86

GC21-Audio

Version:

6.3.9600.215

Date:

10 May 2019

Size:

22 MB

INF files:

rtkusbad3.inf, rtxusbad3.inf
Windows 11, 10, 8.1, 8, 7
x64/x86

GC21-Audio

Version:

6.3.9600.213

Date:

12 April 2019

Size:

22 MB

INF files:

rtkusbad3.inf, rtxusbad3.inf
Windows 11, 10, 8.1, 8, 7
x64/x86

GC21-Audio

Version:

6.3.9600.208

Date:

14 February 2019

Size:

22 MB

INF file:

rtxusbad3.inf
Windows 11, 10, 8.1, 8, 7
x64

GC21-Audio

Version:

6.3.9600.205

Date:

15 January 2019

Size:

22 MB

INF files:

rtkusbad3.inf, rtxusbad3.inf
Windows 11, 10, 8.1, 8, 7
x64/x86

GC21-Audio

Version:

6.3.9600.202

Date:

18 December 2018

Size:

22 MB

INF file:

rtxusbad3.inf
Windows 11, 10, 8.1, 8, 7
x64

GC21-Audio

Version:

6.3.9600.197

Date:

12 November 2018

Size:

21 MB

INF file:

rtxusbad3.inf
Windows 11, 10, 8.1, 8, 7
x64

GC21-Audio

Version:

6.3.9600.194

Date:

18 October 2018

Size:

21 MB

INF files:

rtkusbad3.inf, rtxusbad3.inf
Windows 11, 10, 8.1, 8, 7
x64/x86

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