Here's the first part of my DxDiag output. Full file attached below.
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System Information
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Time of this report: 10/30/2017, 07:03:52
Machine name: CORSAIR-PC
Operating System: Windows 7 Home Premium 64-bit (6.1, Build 7601) Service Pack 1 (7601.win7sp1_ldr.170913-0600)
Language: English (Regional Setting: English)
System Manufacturer: To Be Filled By O.E.M.
System Model: To Be Filled By O.E.M.
BIOS: BIOS Date: 04/23/14 13:08:31 Ver: 04.06.05
Processor: Intel(R) Core(TM) i5-4590 CPU @ 3.30GHz (4 CPUs), ~3.3GHz
Memory: 16384MB RAM
Available OS Memory: 16320MB RAM
Page File: 4267MB used, 28369MB available
Windows Dir: C:\Windows
DirectX Version: DirectX 11
DX Setup Parameters: Not found
User DPI Setting: 96 DPI (100 percent)
System DPI Setting: 96 DPI (100 percent)
DWM DPI Scaling: Disabled
DxDiag Version: 6.01.7601.17514 64bit Unicode
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DxDiag Notes
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Display Tab 1: The file aticfx64.dll,aticfx64.dll,aticfx64.dll,aticfx32,aticfx32,aticfx32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll is not digitally signed, which means that it has not been tested by Microsoft's Windows Hardware Quality Labs (WHQL). You may be able to get a WHQL logo'd driver from the hardware manufacturer.
Sound Tab 1: No problems found.
Sound Tab 2: No problems found.
Sound Tab 3: No problems found.
Input Tab: No problems found.
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DirectX Debug Levels
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Direct3D: 0/4 (retail)
DirectDraw: 0/4 (retail)
DirectInput: 0/5 (retail)
DirectMusic: 0/5 (retail)
DirectPlay: 0/9 (retail)
DirectSound: 0/5 (retail)
DirectShow: 0/6 (retail)
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Display Devices
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Card name: Radeon (TM) RX 480 Graphics
Manufacturer: Advanced Micro Devices, Inc.
Chip type: AMD Radeon Graphics Processor (0x67DF)
DAC type: Internal DAC(400MHz)
Device Key: Enum\PCI\VEN_1002&DEV_67DF&SUBSYS_34151462&REV_C7
Display Memory: 3783 MB
Dedicated Memory: 4039 MB
Shared Memory: 3840 MB
Current Mode: 1920 x 1080 (32 bit) (59Hz)
Monitor Name: Generic PnP Monitor
Monitor Model: S27D590C
Monitor Id: SAM0BEA
Native Mode: 1920 x 1080(p) (60.000Hz)
Output Type: Displayport External
Driver Name: aticfx64.dll,aticfx64.dll,aticfx64.dll,aticfx32,aticfx32,aticfx32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll
Driver File Version: 22.19.0676.0004 (English)
Driver Version: 22.19.676.4
DDI Version: 11
Driver Model: WDDM 1.1
Driver Attributes: Final Retail
Driver Date/Size: 9/1/2017 18:31:12, 1919560 bytes
WHQL Logo'd: No
WHQL Date Stamp: None
Device Identifier: {D7B71EE2-249F-11CF-D677-B1167BC2DB35}
Vendor ID: 0x1002
Device ID: 0x67DF
SubSys ID: 0x34151462
Revision ID: 0x00C7
Driver Strong Name: oem10.inf:ATI.Mfg.NTamd64.6.1:ati2mtag_Polaris10:22.19.676.4:pci\ven_1002&dev_67df&rev_c7
Rank Of Driver: 00E62000
Video Accel:
Deinterlace Caps: n/a
D3D9 Overlay: Not Supported
DXVA-HD: Not Supported
DDraw Status: Enabled
D3D Status: Enabled
AGP Status: Enabled
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Sound Devices
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Description: Speakers (Realtek High Definition Audio)
Default Sound Playback: Yes
Default Voice Playback: Yes
Hardware ID: HDAUDIO\FUNC_01&VEN_10EC&DEV_0892&SUBSYS_1849D892&REV_1003
Manufacturer ID: 1
Product ID: 100
Type: WDM
Driver Name: RTKVHD64.sys
Driver Version: 6.00.0001.7004 (English)
Driver Attributes: Final Retail
WHQL Logo'd: Yes
Date and Size: 7/30/2013 06:16:46, 3564376 bytes
Other Files:
Driver Provider: Realtek Semiconductor Corp.
HW Accel Level: Basic
Cap Flags: 0xF1F
Min/Max Sample Rate: 100, 200000
Static/Strm HW Mix Bufs: 1, 0
Static/Strm HW 3D Bufs: 0, 0
HW Memory: 0
Voice Management: No
EAX(tm) 2.0 Listen/Src: No, No
I3DL2(tm) Listen/Src: No, No
Sensaura(tm) ZoomFX(tm): No
Description: 1 - S27D590C (AMD High Definition Audio Device)
Default Sound Playback: No
Default Voice Playback: No
Hardware ID: HDAUDIO\FUNC_01&VEN_1002&DEV_AA01&SUBSYS_00AA0100&REV_1007
Manufacturer ID: 1
Product ID: 100
Type: WDM
Driver Name: AtihdW76.sys
Driver Version: 7.12.0000.7725 (English)
Driver Attributes: Final Retail
WHQL Logo'd: Yes
Date and Size: 7/6/2017 15:42:38, 96256 bytes
Other Files:
Driver Provider: Advanced Micro Devices
HW Accel Level: Basic
Cap Flags: 0xF1F
Min/Max Sample Rate: 100, 200000
Static/Strm HW Mix Bufs: 1, 0
Static/Strm HW 3D Bufs: 0, 0
HW Memory: 0
Voice Management: No
EAX(tm) 2.0 Listen/Src: No, No
I3DL2(tm) Listen/Src: No, No
Sensaura(tm) ZoomFX(tm): No
Description: Realtek Digital Output (Realtek High Definition Audio)
Default Sound Playback: No
Default Voice Playback: No
Hardware ID: HDAUDIO\FUNC_01&VEN_10EC&DEV_0892&SUBSYS_1849D892&REV_1003
Manufacturer ID: 1
Product ID: 100
Type: WDM
Driver Name: RTKVHD64.sys
Driver Version: 6.00.0001.7004 (English)
Driver Attributes: Final Retail
WHQL Logo'd: Yes
Date and Size: 7/30/2013 06:16:46, 3564376 bytes
Other Files:
Driver Provider: Realtek Semiconductor Corp.
HW Accel Level: Basic
Cap Flags: 0xF1F
Min/Max Sample Rate: 100, 200000
Static/Strm HW Mix Bufs: 1, 0
Static/Strm HW 3D Bufs: 0, 0
HW Memory: 0
Voice Management: No
EAX(tm) 2.0 Listen/Src: No, No
I3DL2(tm) Listen/Src: No, No
Sensaura(tm) ZoomFX(tm): No