GPD WIN 4 2025 Handheld Game Laptop 6 1920x1080 Screen AMD Ryzen 7 8840U 8 Cores Max 51GHz 32GB LPDDR5x RAM 1TB SSD WiFi6E Bluetooth53 1USB4 1Fullfeatured TypeC 1Charging Only TypeC 1Oculink 3USB32 1HDMI20 1RJ45 US Plug