Parent process

Child process

Related files

The Driver Helper Service is used in configuring a PC's GPU driver and provides the ability to override OpenGL refresh rates through via Control Panel in the display properties. It also provides functionality to manage the GPU's refresh rates via the built-in refresh forcer utility. It is called the 'NVIDIA Display Driver Service' in the Windows service controller.

nvvsvc.exe runs as a service under the name NVIDIA Driver Helper Service (NVSvc) with extensive SYSTEM privileges (full administrator access). The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by NVIDIA Corporation which was issued by the VeriSign certificate authority (CA). This particular version is usually found on Windows 7 Professional (6.1.7601.65536).

CPU
Total CPU:	0.00027493%	0.028634%
Kernel CPU:	0.00007545%	0.013761%
User CPU:	0.00019948%	0.014873%
Kernel CPU time:	172 ms/min	100,923,805ms/min
Memory
Private memory:	6.5 MB	21.59 MB
Private (maximum):	12.81 MB
Private (minimum):	266 KB
Non-paged memory:	6.5 MB	21.59 MB
Virtual memory:	84.94 MB	140.96 MB
Virtual memory (peak):	93.37 MB	169.69 MB
Working set:	3.13 MB	18.61 MB
Working set (peak):	29.19 MB	37.95 MB
Resource allocations
Threads:	6	12
Handles:	152	600
GUI GDI count:	19	103
GUI GDI peak:	24	142
GUI USER count:	9	49
GUI USER peak:	9	71

nvsvc64.dll (NVIDIA Driver Helper Service, Version 266.72 by NVIDIA)
Total CPU:	0.00030278%	0.272967%
Kernel CPU:	0.00016515%	0.107585%
User CPU:	0.00013763%	0.165382%
CPU cycles:	42,276/sec	5,741,424/sec
Memory:	3.04 MB	1.16 MB
nvvsvc.exe (main module)
Total CPU:	0.00013752%
Kernel CPU:	0.00011001%
User CPU:	0.00002751%
CPU cycles:	2,782/sec
Memory:	992 KB
nvapi64.dll (NVIDIA Windows drivers by NVIDIA)
Total CPU:	0.00005506%
Kernel CPU:	0.00005506%
User CPU:	0.00000000%
CPU cycles:	685/sec
Memory:	2.24 MB
ole32.dll
Total CPU:	0.00005503%
Kernel CPU:	0.00000000%
User CPU:	0.00005503%
CPU cycles:	1,865/sec
Memory:	2.01 MB