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Memory & CPU

Disable Meltdown/Spectre

Improves performance by disabling security mitigations (gaming only).

Benefit

Increases CPU performance

Impact

high

Commands (5)

$path = "HKLM:\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management"
if (-not (Test-Path $path)) { New-Item -Path $path -Force | Out-Null }
New-ItemProperty -Path $path -Name "FeatureSettings" -PropertyType DWord -Value 1 -Force
New-ItemProperty -Path $path -Name "FeatureSettingsOverride" -PropertyType DWord -Value 3 -Force
New-ItemProperty -Path $path -Name "FeatureSettingsOverrideMask" -PropertyType DWord -Value 3 -Force

Warnings

  • ⚠️ IMPORTANT: Disabling Meltdown/Spectre significantly reduces your system's security. Only apply on PCs dedicated exclusively to gaming.