Should I block it?
No, this file is 100% safe to run.
Additional versions
(Note, NVIDIA Corporation publishes each variation of this file with the same version, but the hashes are unique.)
Relationships
Parent process
Child process
Related files
nvvsvc.exe
NVIDIA Driver Helper Service, Version 266.39 by NVIDIA Corporation (Signed)
| Version: | 8.17.12.6639 |
| MD5: | faf82412cc3b80d5c7c7b6c3186f3e50 |
| SHA1: | 2658320aac35f702f28060fddd4dee953272593a |
| SHA256: | 3e06704f4bd0c1e90b08a5132863703d8e8e2239cf2f7bc572edb5e85b0fdfa8 |
What is nvvsvc.exe?
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.
Overview
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).
Details
| File name: | nvvsvc.exe |
| Publisher: | NVIDIA Corporation |
| Product name: | NVIDIA Driver Helper Service, Version 266.39 |
| Typical file path: | C:\Windows\System32\nvvsvc.exe |
| Original name: | nvsvc32.exe |
| File version: | 8.17.12.6639 |
| Size: | 588.1 KB (602,216 bytes) |
| Certificate |
| Issued to: | NVIDIA Corporation |
| Authority (CA): | VeriSign |
| Expiration date: | Wednesday, February 9, 2011 |
| Digital DNA |
| File packed: | No |
| Code language: | Microsoft Visual C# / Basic .NET |
| .NET CLR: | Yes |
| .NET NGENed: | No |
More details
Behaviors
Service
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
- 'NVSvc' (NVIDIA Driver Helper Service)
Resource utilization
(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
| CPU |
| Total CPU: | 0.00017351% | |
| Kernel CPU: | 0.00004877% | |
| User CPU: | 0.00012474% | |
| Kernel CPU time: | 31 ms/min | |
| CPU cycles: | 16,381/sec | |
| Context switches: | 2/sec | |
| Memory |
| Private memory: | 4.13 MB | |
| Private (maximum): | 8.98 MB | |
| Private (minimum): | 5.23 MB | |
| Non-paged memory: | 4.13 MB | |
| Virtual memory: | 66.57 MB | |
| Virtual memory (peak): | 71.57 MB | |
| Working set: | 5.28 MB | |
| Working set (peak): | 11.62 MB | |
| Page faults: | 4,060/min | |
| I/O |
| I/O read transfer: | 541 Bytes/sec | |
| I/O read operations: | 1/sec | |
| I/O write transfer: | 373 Bytes/sec | |
| I/O write operations: | 1/sec | |
| I/O other transfer: | 2 Bytes/sec | |
| I/O other operations: | 1/sec | |
| Resource allocations |
| Threads: | 6 | |
| Handles: | 152 | |
| GUI GDI count: | 14 | |
| GUI GDI peak: | 19 | |
| GUI USER count: | 9 | |
| GUI USER peak: | 9 | |
Process properties
| Integrety level: | System |
| Platform: | 32-bit |
| Command lines: |
- C:\Windows\System32\nvvsvc.exe -session -first
- C:\Windows\System32\nvvsvc.exe
|
| Owner: | SYSTEM |
| Windows Service |
| Service name: | NVSvc |
| Display name: | NVIDIA Driver Helper Service |
| Type: | Win32OwnProcess |
| Parent processes: |
|
Threads
Averages
| nvsvc.dll (NVIDIA Driver Helper Service, Version 266.39 by NVIDIA) |
| Total CPU: | 0.00029981% | |
| Kernel CPU: | 0.00009994% | |
| User CPU: | 0.00019987% | |
| CPU cycles: | 80,787/sec | |
| Context switches: | 2/sec | |
| Memory: | 2.52 MB | |
| ole32.dll |
| Total CPU: | 0.00009971% | |
| Kernel CPU: | 0.00000000% | |
| User CPU: | 0.00009971% | |
| CPU cycles: | 2,213/sec | |
| Memory: | 1.36 MB | |
| nvvsvc.exe (main module) |
| Total CPU: | 0.00009970% | |
| Kernel CPU: | 0.00004984% | |
| User CPU: | 0.00004985% | |
| CPU cycles: | 2,785/sec | |
| Memory: | 604 KB | |
Common loaded modules
These are modules that are typiclaly loaded within the context of this process.
Distribution by Windows OS
| OS version | distribution |
| Windows 7 Ultimate |
100.00% |
|
Distribution by country
United Kingdom installs about 50.00% of NVIDIA Driver Helper Service, Version 266.39.
