atiesr64.exe

AMD External Events Service 64-bit

System ProcessSafeAMD Driver Component

CPU Usage

0-3%

Memory

20-60 MB

Location

C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\atiesr64.exe

Publisher

Advanced Micro Devices, Inc.

Quick Answer

atiesr64.exe is safe. It's part of the AMD Radeon Software stack and runs as a background service to support hotkeys, overlays, and display configuration coordination.

Is it a Virus?

NO - Safe

Must be in C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\atiesr64.exe or C:\Program Files (x86)\ATI Technologies\ATI.ACE\Core-Static\atiesr64.exe

Can I Disable?

YES - but expect feature loss

Disabling may stop AMD Overlay, hotkeys, and some automatic driver features

What does it do?

Background event handling for AMD driver features

Service runs in background to support Radeon Software

What is atiesr64.exe?

atiesr64.exe is the 64-bit AMD External Events Service that runs in the background to support Radeon Software features. It handles hardware and software events, coordinates with the AMD driver stack, and ensures user settings and overlays reflect changes in real time.

The service runs behind the scenes, using IPC to communicate with Radeon Software UI and the graphics driver. It helps apply user profiles and overlay options while minimizing impact on gameplay.

Quick Fact: The AMD External Events Utility operates as a lightweight background service to enable hotkeys, on-screen display, and driver event coordination without direct user interaction.

Types of AMD Processes

Driver Helper Process: Core interface for AMD driver event handling
Background Event Monitor: Watches for hardware and software events to update settings
UI Coordination Component: Feeds state to the Radeon Software UI

Is atiesr64.exe Safe?

Yes, atiesr64.exe is safe when it's the legitimate AMD file located within the Radeon Software/AMD driver directory.

Is atiesr64.exe a Virus or Malware?

The real atiesr64.exe is NOT a virus. Malware may masquerade with similar names to trick users.

How to Tell if atiesr64.exe is Legitimate or Malware

File Location:: Must be in C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\atiesr64.exe or C:\Program Files (x86)\ATI Technologies\ATI.ACE\Core-Static\atiesr64.exe. Any other path is suspicious.
Digital Signature:: Right-click the file in Explorer -> Properties -> Digital Signatures. Should show "Advanced Micro Devices, Inc." or a valid AMD signature.
Resource Usage:: Normal usage is 0-3% CPU and 20-60 MB memory. Extremely high usage when idle is suspicious.
Behavior:: AMD services should run in the background only when the Radeon Software is installed and active. If it starts without the AMD stack, investigate.

Red Flags: If atiesr64.exe is located outside the AMD folders (for example in AppData or Temp), runs when AMD software isn't active, has no digital signature, or consumes unusual resources constantly, scan your system immediately. Be aware of similarly named files like "atiesr32.exe" or "atiesr64.dll" from untrusted sources.

Why Is atiesr64.exe Running on My PC?

atiesr64.exe runs as part of the AMD Radeon Software suite to support features such as hotkeys, overlays, and display configuration coordination. It operates in the background to respond to hardware events without requiring direct user interaction.

Reasons it's running:

Active Radeon Software Use: AMD components rely on atiesr64.exe to process hardware events and apply settings as you interact with the Radeon Software.
Background Event Handling: The service listens for events from the GPU, display settings, overlays, and profiles to keep the UI in sync.
Startup and Background Tasks: Radeon Software may launch at Windows startup to initialize features like the overlay, hotkeys, and automatic profile switching.
Game and Overlay Features: Features such as FPS counters, performance overlays, and in-game capture rely on this process.
Driver Maintenance and Updates: When AMD drivers or Radeon Software updates install, atiesr64.exe may restart or spawn to apply changes.

Can I Disable or Remove atiesr64.exe?

Yes, you can disable atiesr64.exe, but expect AMD features to be limited. Disabling may disable hotkeys, overlays, and certain automatic profile updates; you may lose some Radeon Software functionality until re-enabled.

How to Stop atiesr64.exe

Stop AMD External Events service: Open Services (services.msc) -> locate 'AMD External Events Utility' or 'AMD External Events' -> Stop the service.
Disable startup: Open Task Manager -> Startup tab -> disable 'AMD Software' or 'ATI External Events'.
Disable features in Radeon Software: Radeon Software -> Settings -> General -> toggle off 'Launch AMD Software on startup' and 'In-Game Overlay' as needed.
Prevent background activity: Windows Settings -> Privacy & Background Apps -> turn off background activity for AMD components if available.
Restart: Reboot the system to apply changes.

How to Uninstall AMD Drivers

✔ Windows Settings → Apps → Apps & Features → AMD Software → Uninstall
✔ Run the AMD Cleanup Utility to perform a complete removal of AMD driver components
✔ Reboot and reinstall the desired AMD driver package if needed

Common Problems: High CPU or Memory Usage

If atiesr64.exe is consuming excessive resources or behaving oddly, you can try these fixes before considering driver reinstall.

Common Causes & Solutions

Active Overlay or Hotkeys: Disable the in-game overlay or hotkeys in Radeon Software settings
Outdated or Corrupted Drivers: Update or perform a clean reinstall of AMD drivers using the official installer and Cleanup Utility
Conflicting Software: Disable or uninstall third-party software that hooks into overlays or monitors hardware events
Background Apps: Limit or disable other background services that compete for CPU cycles
Driver Installation Artifacts: Use AMD Cleanup Utility to remove remnants before reinstalling drivers
Malware or PUP: Run a full system malware scan and ensure Windows Defender or a trusted AV is up to date

Quick Fixes:
1. Open Radeon Software and disable the In-Game Overlay if not required
2. Update AMD graphics drivers from the official AMD site
3. Disable unused background tasks in Radeon Software
4. Restart the system to reset the service state
5. Run AMD Cleanup Utility for a clean reinstall if problems persist

Frequently Asked Questions

Is atiesr64.exe a virus?

The legitimate atiesr64.exe is a component of AMD's Radeon Software. It should reside in the AMD driver directory (C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\atiesr64.exe) and be digitally signed by Advanced Micro Devices, Inc.

Why is atiesr64.exe running when I haven't opened AMD software?

If atiesr64.exe is running even when you haven't launched AMD software, ensure you have Radeon Software installed. If not, it could indicate a background task or potentially malicious software; run a malware scan.

Can I disable atiesr64.exe?

Yes, you can disable atiesr64.exe, but you will lose features like the overlay, hotkeys, and certain automatic updates. You can keep it disabled until you need Radeon features again.

Where is atiesr64.exe located?

Typical location is: C:\Program Files\ ATI Technologies\ ATI.ACE\ Core-Static\atiesr64.exe or C:\Program Files (x86)\ ATI Technologies\ ATI.ACE\ Core-Static\atiesr64.exe.

What happens if I uninstall AMD drivers?

Uninstalling AMD drivers will remove Radeon Software and related binaries. After uninstall, you can reinstall the latest drivers from AMD's official site to restore functionality.

How can I reduce high CPU usage by atiesr64.exe?

To reduce CPU/memory usage, disable the In-Game Overlay, update drivers, limit startup items, and consider reinstalling AMD software with Cleanup Utility if issues persist.