How to Check PC Specs in Windows 10, 11 & 8.1 (CPU, RAM, GPU, BIOS & More)
Knowing your PC’s system information is essential whether you’re troubleshooting performance, checking compatibility for an app or Windows upgrade, or preparing to sell or repair a device. Windows includes multiple built-in tools that show CPU, RAM, storage, GPU, BIOS/UEFI, device model, drivers, Windows edition/build, and more. This guide walks you through each method and explains when to use it.
Why Check System Information?
- Confirm compatibility: Ensure your hardware meets an application’s or Windows update’s minimum requirements.
- Troubleshoot problems: Identify outdated drivers, failing hardware, or resource bottlenecks that cause slowdowns or crashes.
- Plan upgrades: Decide whether to add RAM, swap to an SSD, upgrade the GPU, or replace the whole device.
- Documentation and support: Export a system report to share with IT staff, support agents, or keep records before a system change.
- Security and compliance: Verify BIOS/UEFI versions, Secure Boot, and TPM presence before major updates or enterprise enrollments.
Quick Checklist: What to Look For
- Processor (CPU): model, cores, threads, clock speed
- Memory (RAM): total capacity and available slots
- Storage: drive types (SSD/HDD), capacity, free space
- Graphics (GPU): integrated vs dedicated, driver version
- Motherboard model and BIOS/UEFI version/date
- System type: 32-bit vs 64-bit Windows
- Windows edition, version, and build number
- Device model, serial/product ID
- Network adapters and driver versions
Method 1 — Use the Settings App (Fast, User-Friendly)
Applies to: Windows 10, Windows 11, Windows 8.1
- Press Win + I to open Settings.
- Click System.
- Scroll down and click About.
What you’ll see:
- Device Specifications: processor, installed RAM, device/product IDs
- Windows Specifications: edition, version, OS build, system type
Method 2 — Control Panel System (Classic View)
Applies to: Windows 10 and Windows 8.1
- Type Control Panel in the taskbar search and open it.
- Click System (or System and Security > System).
What you’ll see:
- Windows edition
- Processor name
- Installed memory (RAM)
- System type (32/64-bit)
- Basic activation and edition details
Method 3 — System Information (Detailed Hardware & Software View)
Applies to: Windows 10, Windows 11, Windows 8.1
- Type system information into the search box and open System Information (
msinfo32.exe). - Explore the left pane: System Summary, Hardware Resources, Components, Software Environment.
Why use it: This built-in tool provides the most comprehensive local snapshot of your machine — motherboard, BIOS/UEFI, installed drivers, device IDs, hardware resource conflicts, and more.
Tip – Export a full or partial report:
- Choose File > Export.
- Name the text file (e.g.,
PC-report.txt). - Save and open it later to view or share.
Method 4 — Command Prompt When Windows Won’t Fully Boot
Applies to: Windows 10 and Windows 11
Use case: If you can only access a command prompt (for example, during recovery or safe mode).
- Open Command Prompt (or Recovery Console).
- Run:
systeminfo
What you’ll see: OS build/version, BIOS date, processor, memory, network adapter info, and other system-level details in plain text.
Method 5 — DirectX Diagnostic Tool (DxDiag) for Display & Audio
Applies to: Windows 10 and Windows 11
- Type dxdiag into the search box and open DxDiag.
- Use the System, Display, and Sound tabs.
What you’ll see:
- GPU name and manufacturer
- Driver version and date
- Current resolution and refresh rate
- Sound device info
- DirectX version
Extra Tips and Advanced Checks
- GPU details & driver updates: Use Device Manager (right-click Start > Device Manager > Display adapters) or vendor utilities (NVIDIA GeForce Experience, AMD Radeon Software, Intel Graphics Command Center).
- Storage health: Use CHKDSK for basic disk checks or vendor tools. For SMART data, use third-party tools like CrystalDiskInfo.
- RAM diagnostics: Run Windows Memory Diagnostic or MemTest86 for more thorough testing.
- BIOS/UEFI and firmware: Check motherboard or laptop vendor support pages for BIOS/UEFI updates—only update when necessary and follow vendor instructions.
- TPM and Secure Boot: Check Windows Security > Device security (Windows 10/11) to see TPM status.
- Exporting and sharing details: Use msinfo32 export or run
systeminfo > systeminfo.txtto capture output for support tickets.
Example: Export a System Report Quickly
- Press Win + R, type
msinfo32, press Enter. - Click File > Export, save as
PC-report.txt. - Open the text file and remove sensitive data if you plan to publish or share.
Closing Note
Keeping a clear picture of your PC’s specs helps you avoid compatibility problems, speeds up troubleshooting, and guides upgrade decisions. Use Settings for a quick check, System Information for a full snapshot, DxDiag for audio/video details, and Command Prompt when GUI tools aren’t available. Export reports when seeking support or documenting your system.
FAQ
Q: How do I know if my PC is 64-bit or 32-bit?
A: Open Settings > System > About and look under Device specifications for “System type.” Or run systeminfo in Command Prompt and check the “System Type” line.
Q: Can I export a full system report?
A: Yes. Open System Information (msinfo32), choose File > Export, and save the report as a text file.
Q: How can I check my GPU driver version?
A: Run DxDiag (dxdiag) and view the Display tab, or open Device Manager > Display adapters > [your GPU] > Driver tab.
Q: What is BIOS vs UEFI?
A: BIOS is legacy firmware for booting and hardware initialization; UEFI is the modern replacement with faster boot, Secure Boot, and more features. msinfo32 shows the BIOS/UEFI version and date.
Q: My computer is slow—what should I check first?
A: Check Task Manager for CPU/RAM/disk usage, verify available storage space, review startup apps, confirm driver health (especially GPU/storage), and run a memory or disk diagnostic if hardware issues are suspected.