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Realtek HD Audio Drivers is a program that allows you to listen to audio in HD on your PC. The driver handles sound playback and recording.

rtkngui64.exe executes as a process with the local user's privileges. It is set to be start when the PC boots and any user logs into Windows (added to the Run registry key for the all users under the local machine). It is installed with a couple of know programs including Realtek High Definition Audio Driver published by Realtek Semiconductor Corp. and Realtek High Definition Audio Driver published by Realtek Semiconductor Corp.. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by Realtek Semiconductor Corp which was issued by the VeriSign certificate authority (CA).

CPU
Total CPU:	0.00039380%	0.028634%
Kernel CPU:	0.00028071%	0.013761%
User CPU:	0.00011308%	0.014873%
Kernel CPU time:	270 ms/min	100,923,805ms/min
CPU cycles:	10,654/sec	17,470,203/sec
Memory
Private memory:	3.38 MB	21.59 MB
Private (maximum):	7.84 MB
Private (minimum):	3.6 MB
Non-paged memory:	3.38 MB	21.59 MB
Virtual memory:	106.13 MB	140.96 MB
Virtual memory (peak):	109 MB	169.69 MB
Working set:	4.15 MB	18.61 MB
Working set (peak):	8.76 MB	37.95 MB
Page faults:	3,964/min	2,039/min
I/O
I/O read transfer:	60 Bytes/sec	1.02 MB/min
I/O read operations:	1/sec	343/min
I/O other transfer:	14 Bytes/sec	448.09 KB/min
I/O other operations:	2/sec	1,671/min
Resource allocations
Threads:	10	12
Handles:	270	600
GUI GDI count:	20	103
GUI GDI peak:	23	142
GUI USER count:	28	49
GUI USER peak:	30	71

RtkNGUI64.exe (main module)
Total CPU:	0.00044590%	0.272967%
Kernel CPU:	0.00031800%	0.107585%
User CPU:	0.00012790%	0.165382%
CPU cycles:	7,150/sec	5,741,424/sec
Memory:	6.28 MB	1.16 MB
gdiplus.dll
Total CPU:	0.00014254%
Kernel CPU:	0.00014254%
User CPU:	0.00000000%
CPU cycles:	780/sec
Memory:	1.63 MB