diff --git a/flake.lock b/flake.lock
index 28dd52d..cc33d9f 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,11 +20,11 @@
     "cask-fonts": {
       "flake": false,
       "locked": {
-        "lastModified": 1713817471,
-        "narHash": "sha256-ap9Tq5WVukuOHDotvF+p0IQpcy8NsDORp1gQCcWvn4Q=",
+        "lastModified": 1714444667,
+        "narHash": "sha256-eWM0uB/QiptHbIzH+8yzsXFOWRX48yooFWOreSDfv/g=",
         "owner": "homebrew",
         "repo": "homebrew-cask-fonts",
-        "rev": "5dbe07c7e101165698b5f60ffb0b72d438410e7e",
+        "rev": "93bac1ec51db32b671b3c1cce12a4b9dfbd95652",
         "type": "github"
       },
       "original": {
@@ -128,11 +128,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1713992342,
-        "narHash": "sha256-bW7K4WPo6jhYMo4ZUGoJfog6xJV0XZh8adXqZKunRoc=",
+        "lastModified": 1714430505,
+        "narHash": "sha256-SSJQ/KOy8uISnoZgqDoRha7g7PFLSFP/BtMWm0wUz8Q=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "2f072c127c041eec36621b8e38a531fe0fe07961",
+        "rev": "f8e6694edabe4aaa7a85aac47b43ea5d978b116d",
         "type": "github"
       },
       "original": {
@@ -144,11 +144,11 @@
     "homebrew-cask": {
       "flake": false,
       "locked": {
-        "lastModified": 1714023431,
-        "narHash": "sha256-1Ab0LsCMiaGzgSXpzxW60GKkzQ94o8sasag11dMKnLE=",
+        "lastModified": 1714451093,
+        "narHash": "sha256-eWF+DoscTe1q+V7AK+JyXyI78iPSoKC5YCHNA74e7vI=",
         "owner": "homebrew",
         "repo": "homebrew-cask",
-        "rev": "8fb90cc5dd29e2003fa7a8be4cb9076da491e462",
+        "rev": "2645f5afac026403bc02596590f2fc56ede4df05",
         "type": "github"
       },
       "original": {
@@ -160,11 +160,11 @@
     "homebrew-core": {
       "flake": false,
       "locked": {
-        "lastModified": 1714027916,
-        "narHash": "sha256-fPPf74TVg5rLWYKx7P2dIV9tF9NBJOWtQ7X/spAHUVA=",
+        "lastModified": 1714451058,
+        "narHash": "sha256-2OynGCZFa3HD3LizrcnGVa1voijuI9ZXK/iE3wLK5NM=",
         "owner": "homebrew",
         "repo": "homebrew-core",
-        "rev": "eb13b8fe3930f7e917904087f51f3b5afab8b6de",
+        "rev": "e071ff1388a74e9c978f361b6183c22fcf4c725b",
         "type": "github"
       },
       "original": {
@@ -341,11 +341,11 @@
     },
     "unstable": {
       "locked": {
-        "lastModified": 1713895582,
-        "narHash": "sha256-cfh1hi+6muQMbi9acOlju3V1gl8BEaZBXBR9jQfQi4U=",
+        "lastModified": 1714253743,
+        "narHash": "sha256-mdTQw2XlariysyScCv2tTE45QSU9v/ezLcHJ22f0Nxc=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "572af610f6151fd41c212f897c71f7056e3fb518",
+        "rev": "58a1abdbae3217ca6b702f03d3b35125d88a2994",
         "type": "github"
       },
       "original": {
diff --git a/gunther/configuration.nix b/gunther/configuration.nix
index 1b3ebc5..ed8cf9b 100755
--- a/gunther/configuration.nix
+++ b/gunther/configuration.nix
@@ -19,6 +19,9 @@
     };
   };
 
+  # optimize power usage
+  powerManagement.enable = true;
+
   # optimize storage
   nix.optimise.automatic = true;
 
diff --git a/gunther/hardware-configuration.nix b/gunther/hardware-configuration.nix
index 02a15e5..e7e50a1 100644
--- a/gunther/hardware-configuration.nix
+++ b/gunther/hardware-configuration.nix
@@ -8,10 +8,11 @@
     [ (modulesPath + "/installer/scan/not-detected.nix")
     ];
 
-  boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod" ];
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
+  boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod" "amdgpu" ];
+  boot.initrd.kernelModules = [ "amdgpu" ];
+  boot.kernelModules = [ "amdgpu" ];
   boot.extraModulePackages = [ ];
+  boot.kernelParams = [ "video=DP-1:2560x1440@144" "video=HDMI-A-1:1920x1080@75" ];
 
   fileSystems."/" =
     { device = "/dev/disk/by-uuid/2191540a-8cf9-400e-b4bc-9dbf71527b07";
diff --git a/gunther/hypr/hyprland.nix b/gunther/hypr/hyprland.nix
index 9a23006..09d053b 100644
--- a/gunther/hypr/hyprland.nix
+++ b/gunther/hypr/hyprland.nix
@@ -6,13 +6,13 @@
     xwayland.enable = true;
     settings = {
       workspace = [
-        "1, monitor:HDMI-A-3, default:true, persistent:true"
-        "2, monitor:DP-3    , default:true, persistent:true"
+        "1, monitor:HDMI-A-1,  default:true, persistent:true"
+        "2, monitor:DP-1    , default:true, persistent:true"
         "special:scratchpad, on-created-empty:foot"
       ];
       monitor = [
-        "DP-3    , 2560x1440@144, 1920x0, 1"
-        "HDMI-A-5, 1920x1080@75 , 0x0   , 1"
+        "DP-1    , 2560x1440@144, 1920x0, 1"
+        "HDMI-A-1, 1920x1080@75 , 0x0   , 1"
       ];
       input = {
         kb_layout = "de";
@@ -84,10 +84,14 @@
         "$mod, 2, workspace, 2"
         "$mod, 3, workspace, 3"
         "$mod, 4, workspace, 4"
+        "$mod, 5, workspace, 5"
+        "$mod, 6, workspace, 6"
         "$modd, 1, movetoworkspacesilent, 1"
         "$modd, 2, movetoworkspacesilent, 2"
         "$modd, 3, movetoworkspacesilent, 3"
         "$modd, 4, movetoworkspacesilent, 4"
+        "$modd, 5, movetoworkspacesilent, 5"
+        "$modd, 6, movetoworkspacesilent, 6"
 
         # fullscreen
         "$mod, F11, fullscreen, 0"