1. As The Architecture Is Updated, The Speed Becomes Different 2. Video Output/Gpu The Onboard Gpu Of for 4 Supports 4kp@60, Newly Supports 265 Decoding, Opengl Es 3.0, Etc. In Terms Of Video Output, Two Micro- With Smaller Connectors Are Installed, And The 5 Also Supports Dual-Screen Output. 3. Usb 3.0 With The New Soc, The for 4 Has Improved Speed Around I/O And Finally Supports Usb 3.0. Usb Startup Is Faster And More Convenient. 4. Networking And Bluetooth Gigabit Ethernet (Wired Lan) Are Also Significantly Faster, Up From 300mbps On The Pi 3b+ To 1000mbps (Logical). 5. Professional Installation Is Required To Avoid Product Damage. Type:Suitable For 5 5th Generation Development Board Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Memory:4G Colour:As Shown Material:PCB Package Contents: 1 * Development Board Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.