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Written By Simon W. - Senior PC Technician and Industry Veteran

 

⚠️ Disclaimer & Safety Warning

Before making any changes to your system, please read this carefully.

The steps in this guide modify Windows power management settings. While these changes carry very low risk, they will increase power consumption and heat output from your CPU. All actions you take are entirely at your own risk. The author accepts no responsibility for any damage, data loss, or hardware issues that may result from following this guide.

Create a Restore Point First — Every Time

Before touching anything, spend 60 seconds creating a restore point. This gives you a one-click rollback if anything goes wrong.

  1. Press the Windows key, type "Create a restore point", and press Enter
  2. In the System Properties window, click the Create... button
  3. Give it a descriptive name (e.g. "Before power plan change") and click Create
  4. Wait for the confirmation message, then click Close

The Problem With Windows' Default Power Settings

Windows 11 and 12 ship with the Balanced power plan selected by default. This makes sense for most users — it conserves energy, reduces heat, and extends the lifespan of components running at lower loads. But "balanced" means the operating system is constantly making decisions about when to throttle your CPU down and when to ramp it back up.

In gaming, this creates a specific problem. Games don't draw consistent CPU load — they spike. An open-world game streaming in new terrain, a competitive shooter processing dozens of simultaneous player events, a strategy game running complex AI calculations — all of these demand sudden bursts of CPU performance. Under the Balanced plan, Windows can be slow to respond to those demands, and by the time the CPU is running at full speed, the moment has already passed.

The result is micro-stutters and inconsistent frame pacing — situations where your average FPS looks fine in an overlay but the game still feels choppy or unresponsive. This is especially noticeable at high refresh rates (144Hz and above), where your eyes are more sensitive to frame timing inconsistencies.

This applies to desktop PCs too — not just laptops. While the problem is more dramatic on laptops (where power saving is more aggressive), desktop systems on Balanced still experience CPU scaling delays that affect gaming smoothness.


The Three Power Plans Explained

Plan What It Does Best For
Balanced CPU clocks up and down based on demand General use, longevity
High Performance Keeps CPU clocks higher, less aggressive scaling Gaming, productivity
Ultimate Performance Eliminates CPU idle scaling entirely Competitive gaming, maximum responsiveness

Ultimate Performance is Microsoft's highest-tier power plan. It was originally designed for workstations where latency consistency matters more than energy efficiency. For gaming, particularly competitive gaming at high refresh rates, it delivers the most consistent frame pacing of any built-in option.

The trade-off is straightforward: your PC will use more electricity and run slightly warmer. On a well-cooled desktop gaming PC, this is rarely a concern.


Why Ultimate Performance Is Hidden

Microsoft doesn't surface the Ultimate Performance plan in the standard power options interface. It's present on the system but has to be unlocked with a single PowerShell command. This is likely because it's genuinely not appropriate for most users — it offers no benefit for office work and wastes power. But for a dedicated gaming rig, it's worth unlocking.


How to Unlock and Enable Ultimate Performance

Step 1: Open PowerShell as Administrator

  1. Press the Windows key, type PowerShell
  2. Right-click Windows PowerShell and select Run as administrator
  3. Click Yes if prompted by User Account Control

Step 2: Run the Unlock Command

Copy and paste the following command exactly, then press Enter:

powercfg -duplicatescheme e9a42b02-d5df-448d-aa00-03f14749eb61

You'll see a line of output confirming the scheme has been created. You can now close PowerShell.

Step 3: Select the Plan

  1. Press the Windows key and search for "Choose a power plan", then press Enter
  2. In the Power Options window, you should now see Ultimate Performance listed
  3. Click the radio button next to it to select it

If you don't see it listed: Click "Show additional plans" — it may be collapsed in the lower section.

Step 4: Verify It's Active

The selected plan will have a filled radio button next to it. You're done — no restart required. The change takes effect immediately.


What to Expect

The improvement from this change shows up most clearly in:

  • Frame time consistency — fewer random dips and spikes, smoother overall delivery
  • 1% low framerates — the worst-case frames improve, reducing perceived stutter
  • Responsiveness in CPU-bound games — open world titles, strategy games, and simulators benefit most
  • Input latency — slight reduction in the time between your input and on-screen response

Average FPS gains of 5–10% have been reported in CPU-bound scenarios. The more CPU-limited your system is (typically if you're running a mid-range or older CPU with a powerful GPU), the more noticeable the improvement.


Checking Your CPU Temperature

If you want to verify your CPU isn't running hotter than expected after switching plans, use a free monitoring tool:

Run your usual games for 30–60 minutes and check peak temperatures. A well-cooled desktop CPU should stay comfortably within safe ranges under the Ultimate Performance plan. If temperatures are unusually high, ensure your CPU cooler is seated properly and your case has adequate airflow.


How to Revert the Change

Switching back to Balanced (or any other plan) is instant and requires no commands:

  1. Return to "Choose a power plan" in Control Panel
  2. Select Balanced (or whichever plan you prefer)

The Ultimate Performance plan will remain listed for future use — it doesn't disappear after being unlocked.


Summary

Step Action Time
Open PowerShell as Administrator Right-click → Run as administrator 30 sec
Run the unlock command Paste the powercfg command 10 sec
Select Ultimate Performance Power Options in Control Panel 30 sec

Total time: Under 2 minutes. Risk level: Very low. Reversible: Instantly.


Pair this change with the other guides in this series for cumulative improvements. Power plan alone accounts for a meaningful portion of the total gains available from Windows-level optimisation.