Best Buy has the Asus ROG Ally 7" 120Hz FHD Ryzen Z1 512GB Gaming Handheld (RC71L-ALLY.Z1_512) on sale for $300 with free shipping. (This is the standard Ryzen 1 model, not the extreme.)

Allows you to access any game that runs on Windows across all game platforms, including Steam, GOG, Xbox Game Pass, cloud gaming services, Android apps and more.

• AMD Ryzen Z1 8-Core Processor, 16GB LPDDR5 RAM, 512GB SSD
• 1920x1080 IPS touchscreen, AMD Radeon RDNA3 graphics, WiFi+BT